247288860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:553

約数の個数: 288

約数和(自身を含む): 954949632

約数和(自身を除く): 707660772

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 31, 35, 36, 39, 42, 45, 52, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 105, 117, 124, 126, 130, 140, 155, 156, 180, 182, 186, 195, 210, 217, 234, 252, 260, 273, 279, 310, 315, 364, 372, 390, 403, 420, 434, 455, 465, 468, 487, 546, 558, 585, 620, 630, 651, 780, 806, 819, 868, 910, 930, 974, 1085, 1092, 1116, 1170, 1209, 1260, 1302, 1365, 1395, 1461, 1612, 1638, 1820, 1860, 1948, 1953, 2015, 2170, 2340, 2418, 2435, 2604, 2730, 2790, 2821, 2922, 3255, 3276, 3409, 3627, 3906, 4030, 4095, 4340, 4383, 4836, 4870, 5460, 5580, 5642, 5844, 6045, 6331, 6510, 6818, 7254, 7305, 7812, 8060, 8190, 8463, 8766, 9740, 9765, 10227, 11284, 12090, 12662, 13020, 13636, 14105, 14508, 14610, 15097, 16380, 16926, 17045, 17532, 18135, 18993, 19530, 20454, 21915, 24180, 25324, 25389, 28210, 29220, 30194, 30681, 31655, 33852, 34090, 36270, 37986, 39060, 40908, 42315, 43830, 44317, 45291, 50778, 51135, 56420, 56979, 60388, 61362, 63310, 68180, 72540, 75485, 75972, 84630, 87660, 88634, 90582, 94965, 101556, 102270, 105679, 113958, 122724, 126620, 126945, 132951, 135873, 150970, 153405, 169260, 177268, 181164, 189930, 196261, 204540, 211358, 221585, 226455, 227916, 253890, 265902, 271746, 284895, 301940, 306810, 317037, 379860, 392522, 398853, 422716, 443170, 452910, 507780, 528395, 531804, 543492, 569790, 588783, 613620, 634074, 664755, 679365, 785044, 797706, 886340, 905820, 951111, 981305, 1056790, 1139580, 1177566, 1268148, 1329510, 1358730, 1373827, 1585185, 1595412, 1766349, 1902222, 1962610, 1994265, 2113580, 2355132, 2659020, 2717460, 2747654, 2943915, 3170370, 3532698, 3804444, 3925220, 3988530, 4121481, 4755555, 5495308, 5887830, 6340740, 6869135, 7065396, 7977060, 8242962, 8831745, 9511110, 11775660, 12364443, 13738270, 16485924, 17663490, 19022220, 20607405, 24728886, 27476540, 35326980, 41214810, 49457772, 61822215, 82429620, 123644430, 247288860]

約数ペア:

[(1, 247288860), (2, 123644430), (3, 82429620), (4, 61822215), (5, 49457772), (6, 41214810), (7, 35326980), (9, 27476540), (10, 24728886), (12, 20607405), (13, 19022220), (14, 17663490), (15, 16485924), (18, 13738270), (20, 12364443), (21, 11775660), (26, 9511110), (28, 8831745), (30, 8242962), (31, 7977060), (35, 7065396), (36, 6869135), (39, 6340740), (42, 5887830), (45, 5495308), (52, 4755555), (60, 4121481), (62, 3988530), (63, 3925220), (65, 3804444), (70, 3532698), (78, 3170370), (84, 2943915), (90, 2747654), (91, 2717460), (93, 2659020), (105, 2355132), (117, 2113580), (124, 1994265), (126, 1962610), (130, 1902222), (140, 1766349), (155, 1595412), (156, 1585185), (180, 1373827), (182, 1358730), (186, 1329510), (195, 1268148), (210, 1177566), (217, 1139580), (234, 1056790), (252, 981305), (260, 951111), (273, 905820), (279, 886340), (310, 797706), (315, 785044), (364, 679365), (372, 664755), (390, 634074), (403, 613620), (420, 588783), (434, 569790), (455, 543492), (465, 531804), (468, 528395), (487, 507780), (546, 452910), (558, 443170), (585, 422716), (620, 398853), (630, 392522), (651, 379860), (780, 317037), (806, 306810), (819, 301940), (868, 284895), (910, 271746), (930, 265902), (974, 253890), (1085, 227916), (1092, 226455), (1116, 221585), (1170, 211358), (1209, 204540), (1260, 196261), (1302, 189930), (1365, 181164), (1395, 177268), (1461, 169260), (1612, 153405), (1638, 150970), (1820, 135873), (1860, 132951), (1948, 126945), (1953, 126620), (2015, 122724), (2170, 113958), (2340, 105679), (2418, 102270), (2435, 101556), (2604, 94965), (2730, 90582), (2790, 88634), (2821, 87660), (2922, 84630), (3255, 75972), (3276, 75485), (3409, 72540), (3627, 68180), (3906, 63310), (4030, 61362), (4095, 60388), (4340, 56979), (4383, 56420), (4836, 51135), (4870, 50778), (5460, 45291), (5580, 44317), (5642, 43830), (5844, 42315), (6045, 40908), (6331, 39060), (6510, 37986), (6818, 36270), (7254, 34090), (7305, 33852), (7812, 31655), (8060, 30681), (8190, 30194), (8463, 29220), (8766, 28210), (9740, 25389), (9765, 25324), (10227, 24180), (11284, 21915), (12090, 20454), (12662, 19530), (13020, 18993), (13636, 18135), (14105, 17532), (14508, 17045), (14610, 16926), (15097, 16380)]