721627920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:895

約数の個数: 320

約数和(自身を含む): 2766489600

約数和(自身を除く): 2044861680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 48, 52, 54, 60, 62, 65, 72, 78, 80, 90, 93, 104, 108, 117, 120, 124, 130, 135, 144, 155, 156, 180, 186, 195, 208, 216, 234, 240, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 432, 465, 468, 496, 520, 540, 558, 585, 620, 624, 702, 720, 744, 780, 806, 829, 837, 930, 936, 1040, 1080, 1116, 1170, 1209, 1240, 1395, 1404, 1488, 1560, 1612, 1658, 1674, 1755, 1860, 1872, 2015, 2160, 2232, 2340, 2418, 2480, 2487, 2790, 2808, 3120, 3224, 3316, 3348, 3510, 3627, 3720, 4030, 4145, 4185, 4464, 4680, 4836, 4974, 5580, 5616, 6045, 6448, 6632, 6696, 7020, 7254, 7440, 7461, 8060, 8290, 8370, 9360, 9672, 9948, 10777, 10881, 11160, 12090, 12435, 13264, 13392, 14040, 14508, 14922, 16120, 16580, 16740, 18135, 19344, 19896, 21554, 21762, 22320, 22383, 24180, 24870, 25699, 28080, 29016, 29844, 32240, 32331, 33160, 33480, 36270, 37305, 39792, 43108, 43524, 44766, 48360, 49740, 51398, 53885, 54405, 58032, 59688, 64662, 66320, 66960, 72540, 74610, 77097, 86216, 87048, 89532, 96720, 96993, 99480, 102796, 107770, 108810, 111915, 119376, 128495, 129324, 145080, 149220, 154194, 161655, 172432, 174096, 179064, 193986, 198960, 205592, 215540, 217620, 223830, 231291, 256990, 258648, 290160, 290979, 298440, 308388, 323310, 334087, 358128, 385485, 387972, 411184, 431080, 435240, 447660, 462582, 484965, 513980, 517296, 581958, 596880, 616776, 646620, 668174, 693873, 770970, 775944, 862160, 870480, 895320, 925164, 969930, 1002261, 1027960, 1156455, 1163916, 1233552, 1293240, 1336348, 1387746, 1454895, 1541940, 1551888, 1670435, 1790640, 1850328, 1939860, 2004522, 2055920, 2312910, 2327832, 2586480, 2672696, 2775492, 2909790, 3006783, 3083880, 3340870, 3469365, 3700656, 3879720, 4009044, 4625820, 4655664, 5011305, 5345392, 5550984, 5819580, 6013566, 6167760, 6681740, 6938730, 7759440, 8018088, 9020349, 9251640, 10022610, 11101968, 11639160, 12027132, 13363480, 13877460, 15033915, 16036176, 18040698, 18503280, 20045220, 23278320, 24054264, 26726960, 27754920, 30067830, 36081396, 40090440, 45101745, 48108528, 55509840, 60135660, 72162792, 80180880, 90203490, 120271320, 144325584, 180406980, 240542640, 360813960, 721627920]

約数ペア:

[(1, 721627920), (2, 360813960), (3, 240542640), (4, 180406980), (5, 144325584), (6, 120271320), (8, 90203490), (9, 80180880), (10, 72162792), (12, 60135660), (13, 55509840), (15, 48108528), (16, 45101745), (18, 40090440), (20, 36081396), (24, 30067830), (26, 27754920), (27, 26726960), (30, 24054264), (31, 23278320), (36, 20045220), (39, 18503280), (40, 18040698), (45, 16036176), (48, 15033915), (52, 13877460), (54, 13363480), (60, 12027132), (62, 11639160), (65, 11101968), (72, 10022610), (78, 9251640), (80, 9020349), (90, 8018088), (93, 7759440), (104, 6938730), (108, 6681740), (117, 6167760), (120, 6013566), (124, 5819580), (130, 5550984), (135, 5345392), (144, 5011305), (155, 4655664), (156, 4625820), (180, 4009044), (186, 3879720), (195, 3700656), (208, 3469365), (216, 3340870), (234, 3083880), (240, 3006783), (248, 2909790), (260, 2775492), (270, 2672696), (279, 2586480), (310, 2327832), (312, 2312910), (351, 2055920), (360, 2004522), (372, 1939860), (390, 1850328), (403, 1790640), (432, 1670435), (465, 1551888), (468, 1541940), (496, 1454895), (520, 1387746), (540, 1336348), (558, 1293240), (585, 1233552), (620, 1163916), (624, 1156455), (702, 1027960), (720, 1002261), (744, 969930), (780, 925164), (806, 895320), (829, 870480), (837, 862160), (930, 775944), (936, 770970), (1040, 693873), (1080, 668174), (1116, 646620), (1170, 616776), (1209, 596880), (1240, 581958), (1395, 517296), (1404, 513980), (1488, 484965), (1560, 462582), (1612, 447660), (1658, 435240), (1674, 431080), (1755, 411184), (1860, 387972), (1872, 385485), (2015, 358128), (2160, 334087), (2232, 323310), (2340, 308388), (2418, 298440), (2480, 290979), (2487, 290160), (2790, 258648), (2808, 256990), (3120, 231291), (3224, 223830), (3316, 217620), (3348, 215540), (3510, 205592), (3627, 198960), (3720, 193986), (4030, 179064), (4145, 174096), (4185, 172432), (4464, 161655), (4680, 154194), (4836, 149220), (4974, 145080), (5580, 129324), (5616, 128495), (6045, 119376), (6448, 111915), (6632, 108810), (6696, 107770), (7020, 102796), (7254, 99480), (7440, 96993), (7461, 96720), (8060, 89532), (8290, 87048), (8370, 86216), (9360, 77097), (9672, 74610), (9948, 72540), (10777, 66960), (10881, 66320), (11160, 64662), (12090, 59688), (12435, 58032), (13264, 54405), (13392, 53885), (14040, 51398), (14508, 49740), (14922, 48360), (16120, 44766), (16580, 43524), (16740, 43108), (18135, 39792), (19344, 37305), (19896, 36270), (21554, 33480), (21762, 33160), (22320, 32331), (22383, 32240), (24180, 29844), (24870, 29016), (25699, 28080)]