15237201720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{11897}}^1$

素因数の和:12745

約数の個数: 128

約数和(自身を含む): 49291986240

約数和(自身を除く): 34054784520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 821, 1560, 1642, 2463, 3284, 4105, 4926, 6568, 8210, 9852, 10673, 11897, 12315, 16420, 19704, 21346, 23794, 24630, 32019, 32840, 35691, 42692, 47588, 49260, 53365, 59485, 64038, 71382, 85384, 95176, 98520, 106730, 118970, 128076, 142764, 154661, 160095, 178455, 213460, 237940, 256152, 285528, 309322, 320190, 356910, 426920, 463983, 475880, 618644, 640380, 713820, 773305, 927966, 1237288, 1280760, 1427640, 1546610, 1855932, 2319915, 3093220, 3711864, 4639830, 6186440, 9279660, 9767437, 18559320, 19534874, 29302311, 39069748, 48837185, 58604622, 78139496, 97674370, 117209244, 126976681, 146511555, 195348740, 234418488, 253953362, 293023110, 380930043, 390697480, 507906724, 586046220, 634883405, 761860086, 1015813448, 1172092440, 1269766810, 1523720172, 1904650215, 2539533620, 3047440344, 3809300430, 5079067240, 7618600860, 15237201720]

約数ペア:

[(1, 15237201720), (2, 7618600860), (3, 5079067240), (4, 3809300430), (5, 3047440344), (6, 2539533620), (8, 1904650215), (10, 1523720172), (12, 1269766810), (13, 1172092440), (15, 1015813448), (20, 761860086), (24, 634883405), (26, 586046220), (30, 507906724), (39, 390697480), (40, 380930043), (52, 293023110), (60, 253953362), (65, 234418488), (78, 195348740), (104, 146511555), (120, 126976681), (130, 117209244), (156, 97674370), (195, 78139496), (260, 58604622), (312, 48837185), (390, 39069748), (520, 29302311), (780, 19534874), (821, 18559320), (1560, 9767437), (1642, 9279660), (2463, 6186440), (3284, 4639830), (4105, 3711864), (4926, 3093220), (6568, 2319915), (8210, 1855932), (9852, 1546610), (10673, 1427640), (11897, 1280760), (12315, 1237288), (16420, 927966), (19704, 773305), (21346, 713820), (23794, 640380), (24630, 618644), (32019, 475880), (32840, 463983), (35691, 426920), (42692, 356910), (47588, 320190), (49260, 309322), (53365, 285528), (59485, 256152), (64038, 237940), (71382, 213460), (85384, 178455), (95176, 160095), (98520, 154661), (106730, 142764), (118970, 128076)]