18756893220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{38231}}^1$

素因数の和:38310

約数の個数: 192

約数和(自身を含む): 61506418176

約数和(自身を除く): 42749524956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 37, 39, 51, 52, 60, 65, 68, 74, 78, 85, 102, 111, 130, 148, 156, 170, 185, 195, 204, 221, 222, 255, 260, 340, 370, 390, 442, 444, 481, 510, 555, 629, 663, 740, 780, 884, 962, 1020, 1105, 1110, 1258, 1326, 1443, 1887, 1924, 2210, 2220, 2405, 2516, 2652, 2886, 3145, 3315, 3774, 4420, 4810, 5772, 6290, 6630, 7215, 7548, 8177, 9435, 9620, 12580, 13260, 14430, 16354, 18870, 24531, 28860, 32708, 37740, 38231, 40885, 49062, 76462, 81770, 98124, 114693, 122655, 152924, 163540, 191155, 229386, 245310, 382310, 458772, 490620, 497003, 573465, 649927, 764620, 994006, 1146930, 1299854, 1414547, 1491009, 1949781, 1988012, 2293860, 2485015, 2599708, 2829094, 2982018, 3249635, 3899562, 4243641, 4970030, 5658188, 5964036, 6499270, 7072735, 7455045, 7799124, 8449051, 8487282, 9748905, 9940060, 12998540, 14145470, 14910090, 16898102, 16974564, 18389111, 19497810, 21218205, 24047299, 25347153, 28290940, 29820180, 33796204, 36778222, 38995620, 42245255, 42436410, 48094598, 50694306, 55167333, 72141897, 73556444, 84490510, 84872820, 91945555, 96189196, 101388612, 110334666, 120236495, 126735765, 144283794, 168981020, 183891110, 220669332, 240472990, 253471530, 275836665, 288567588, 312614887, 360709485, 367782220, 480945980, 506943060, 551673330, 625229774, 721418970, 937844661, 1103346660, 1250459548, 1442837940, 1563074435, 1875689322, 3126148870, 3751378644, 4689223305, 6252297740, 9378446610, 18756893220]

約数ペア:

[(1, 18756893220), (2, 9378446610), (3, 6252297740), (4, 4689223305), (5, 3751378644), (6, 3126148870), (10, 1875689322), (12, 1563074435), (13, 1442837940), (15, 1250459548), (17, 1103346660), (20, 937844661), (26, 721418970), (30, 625229774), (34, 551673330), (37, 506943060), (39, 480945980), (51, 367782220), (52, 360709485), (60, 312614887), (65, 288567588), (68, 275836665), (74, 253471530), (78, 240472990), (85, 220669332), (102, 183891110), (111, 168981020), (130, 144283794), (148, 126735765), (156, 120236495), (170, 110334666), (185, 101388612), (195, 96189196), (204, 91945555), (221, 84872820), (222, 84490510), (255, 73556444), (260, 72141897), (340, 55167333), (370, 50694306), (390, 48094598), (442, 42436410), (444, 42245255), (481, 38995620), (510, 36778222), (555, 33796204), (629, 29820180), (663, 28290940), (740, 25347153), (780, 24047299), (884, 21218205), (962, 19497810), (1020, 18389111), (1105, 16974564), (1110, 16898102), (1258, 14910090), (1326, 14145470), (1443, 12998540), (1887, 9940060), (1924, 9748905), (2210, 8487282), (2220, 8449051), (2405, 7799124), (2516, 7455045), (2652, 7072735), (2886, 6499270), (3145, 5964036), (3315, 5658188), (3774, 4970030), (4420, 4243641), (4810, 3899562), (5772, 3249635), (6290, 2982018), (6630, 2829094), (7215, 2599708), (7548, 2485015), (8177, 2293860), (9435, 1988012), (9620, 1949781), (12580, 1491009), (13260, 1414547), (14430, 1299854), (16354, 1146930), (18870, 994006), (24531, 764620), (28860, 649927), (32708, 573465), (37740, 497003), (38231, 490620), (40885, 458772), (49062, 382310), (76462, 245310), (81770, 229386), (98124, 191155), (114693, 163540), (122655, 152924)]