111648680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 299376000

約数和(自身を除く): 187727320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 131, 143, 149, 220, 260, 262, 286, 298, 440, 520, 524, 572, 596, 655, 715, 745, 1048, 1144, 1192, 1310, 1430, 1441, 1490, 1639, 1703, 1937, 2620, 2860, 2882, 2980, 3278, 3406, 3874, 5240, 5720, 5764, 5960, 6556, 6812, 7205, 7748, 8195, 8515, 9685, 11528, 13112, 13624, 14410, 15496, 16390, 17030, 18733, 19370, 19519, 21307, 28820, 32780, 34060, 37466, 38740, 39038, 42614, 57640, 65560, 68120, 74932, 77480, 78076, 85228, 93665, 97595, 106535, 149864, 156152, 170456, 187330, 195190, 213070, 214709, 253747, 374660, 390380, 426140, 429418, 507494, 749320, 780760, 852280, 858836, 1014988, 1073545, 1268735, 1717672, 2029976, 2147090, 2537470, 2791217, 4294180, 5074940, 5582434, 8588360, 10149880, 11164868, 13956085, 22329736, 27912170, 55824340, 111648680]

約数ペア:

[(1, 111648680), (2, 55824340), (4, 27912170), (5, 22329736), (8, 13956085), (10, 11164868), (11, 10149880), (13, 8588360), (20, 5582434), (22, 5074940), (26, 4294180), (40, 2791217), (44, 2537470), (52, 2147090), (55, 2029976), (65, 1717672), (88, 1268735), (104, 1073545), (110, 1014988), (130, 858836), (131, 852280), (143, 780760), (149, 749320), (220, 507494), (260, 429418), (262, 426140), (286, 390380), (298, 374660), (440, 253747), (520, 214709), (524, 213070), (572, 195190), (596, 187330), (655, 170456), (715, 156152), (745, 149864), (1048, 106535), (1144, 97595), (1192, 93665), (1310, 85228), (1430, 78076), (1441, 77480), (1490, 74932), (1639, 68120), (1703, 65560), (1937, 57640), (2620, 42614), (2860, 39038), (2882, 38740), (2980, 37466), (3278, 34060), (3406, 32780), (3874, 28820), (5240, 21307), (5720, 19519), (5764, 19370), (5960, 18733), (6556, 17030), (6812, 16390), (7205, 15496), (7748, 14410), (8195, 13624), (8515, 13112), (9685, 11528)]