641038320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{617}}^1$

素因数の和:689

約数の個数: 320

約数和(自身を含む): 2446093440

約数和(自身を除く): 1805055120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 37, 39, 40, 45, 48, 52, 54, 60, 65, 72, 74, 78, 80, 90, 104, 108, 111, 117, 120, 130, 135, 144, 148, 156, 180, 185, 195, 208, 216, 222, 234, 240, 260, 270, 296, 312, 333, 351, 360, 370, 390, 432, 444, 468, 481, 520, 540, 555, 585, 592, 617, 624, 666, 702, 720, 740, 780, 888, 936, 962, 999, 1040, 1080, 1110, 1170, 1234, 1332, 1404, 1443, 1480, 1560, 1665, 1755, 1776, 1851, 1872, 1924, 1998, 2160, 2220, 2340, 2405, 2468, 2664, 2808, 2886, 2960, 3085, 3120, 3330, 3510, 3702, 3848, 3996, 4329, 4440, 4680, 4810, 4936, 4995, 5328, 5553, 5616, 5772, 6170, 6660, 7020, 7215, 7404, 7696, 7992, 8021, 8658, 8880, 9255, 9360, 9620, 9872, 9990, 11106, 11544, 12340, 12987, 13320, 14040, 14430, 14808, 15984, 16042, 16659, 17316, 18510, 19240, 19980, 21645, 22212, 22829, 23088, 24063, 24680, 25974, 26640, 27765, 28080, 28860, 29616, 32084, 33318, 34632, 37020, 38480, 39960, 40105, 43290, 44424, 45658, 48126, 49360, 51948, 55530, 57720, 64168, 64935, 66636, 68487, 69264, 72189, 74040, 79920, 80210, 83295, 86580, 88848, 91316, 96252, 103896, 111060, 114145, 115440, 120315, 128336, 129870, 133272, 136974, 144378, 148080, 160420, 166590, 173160, 182632, 192504, 205461, 207792, 216567, 222120, 228290, 240630, 259740, 266544, 273948, 288756, 296777, 320840, 333180, 342435, 346320, 360945, 365264, 385008, 410922, 433134, 444240, 456580, 481260, 519480, 547896, 577512, 593554, 616383, 641680, 666360, 684870, 721890, 821844, 866268, 890331, 913160, 962520, 1027305, 1038960, 1082835, 1095792, 1155024, 1187108, 1232766, 1332720, 1369740, 1443780, 1483885, 1643688, 1732536, 1780662, 1826320, 1925040, 2054610, 2165670, 2374216, 2465532, 2670993, 2739480, 2887560, 2967770, 3081915, 3287376, 3465072, 3561324, 4109220, 4331340, 4451655, 4748432, 4931064, 5341986, 5478960, 5775120, 5935540, 6163830, 7122648, 8012979, 8218440, 8662680, 8903310, 9862128, 10683972, 11871080, 12327660, 13354965, 14245296, 16025958, 16436880, 17325360, 17806620, 21367944, 23742160, 24655320, 26709930, 32051916, 35613240, 40064895, 42735888, 49310640, 53419860, 64103832, 71226480, 80129790, 106839720, 128207664, 160259580, 213679440, 320519160, 641038320]

約数ペア:

[(1, 641038320), (2, 320519160), (3, 213679440), (4, 160259580), (5, 128207664), (6, 106839720), (8, 80129790), (9, 71226480), (10, 64103832), (12, 53419860), (13, 49310640), (15, 42735888), (16, 40064895), (18, 35613240), (20, 32051916), (24, 26709930), (26, 24655320), (27, 23742160), (30, 21367944), (36, 17806620), (37, 17325360), (39, 16436880), (40, 16025958), (45, 14245296), (48, 13354965), (52, 12327660), (54, 11871080), (60, 10683972), (65, 9862128), (72, 8903310), (74, 8662680), (78, 8218440), (80, 8012979), (90, 7122648), (104, 6163830), (108, 5935540), (111, 5775120), (117, 5478960), (120, 5341986), (130, 4931064), (135, 4748432), (144, 4451655), (148, 4331340), (156, 4109220), (180, 3561324), (185, 3465072), (195, 3287376), (208, 3081915), (216, 2967770), (222, 2887560), (234, 2739480), (240, 2670993), (260, 2465532), (270, 2374216), (296, 2165670), (312, 2054610), (333, 1925040), (351, 1826320), (360, 1780662), (370, 1732536), (390, 1643688), (432, 1483885), (444, 1443780), (468, 1369740), (481, 1332720), (520, 1232766), (540, 1187108), (555, 1155024), (585, 1095792), (592, 1082835), (617, 1038960), (624, 1027305), (666, 962520), (702, 913160), (720, 890331), (740, 866268), (780, 821844), (888, 721890), (936, 684870), (962, 666360), (999, 641680), (1040, 616383), (1080, 593554), (1110, 577512), (1170, 547896), (1234, 519480), (1332, 481260), (1404, 456580), (1443, 444240), (1480, 433134), (1560, 410922), (1665, 385008), (1755, 365264), (1776, 360945), (1851, 346320), (1872, 342435), (1924, 333180), (1998, 320840), (2160, 296777), (2220, 288756), (2340, 273948), (2405, 266544), (2468, 259740), (2664, 240630), (2808, 228290), (2886, 222120), (2960, 216567), (3085, 207792), (3120, 205461), (3330, 192504), (3510, 182632), (3702, 173160), (3848, 166590), (3996, 160420), (4329, 148080), (4440, 144378), (4680, 136974), (4810, 133272), (4936, 129870), (4995, 128336), (5328, 120315), (5553, 115440), (5616, 114145), (5772, 111060), (6170, 103896), (6660, 96252), (7020, 91316), (7215, 88848), (7404, 86580), (7696, 83295), (7992, 80210), (8021, 79920), (8658, 74040), (8880, 72189), (9255, 69264), (9360, 68487), (9620, 66636), (9872, 64935), (9990, 64168), (11106, 57720), (11544, 55530), (12340, 51948), (12987, 49360), (13320, 48126), (14040, 45658), (14430, 44424), (14808, 43290), (15984, 40105), (16042, 39960), (16659, 38480), (17316, 37020), (18510, 34632), (19240, 33318), (19980, 32084), (21645, 29616), (22212, 28860), (22829, 28080), (23088, 27765), (24063, 26640), (24680, 25974)]