12888901480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1\times {\mathrm{3853}}^1$

素因数の和:4803

約数の個数: 128

約数和(自身を含む): 35740454400

約数和(自身を除く): 22851552920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 919, 1820, 1838, 3640, 3676, 3853, 4595, 6433, 7352, 7706, 9190, 11947, 12866, 15412, 18380, 19265, 23894, 25732, 26971, 30824, 32165, 36760, 38530, 47788, 50089, 51464, 53942, 59735, 64330, 77060, 83629, 95576, 100178, 107884, 119470, 128660, 134855, 154120, 167258, 200356, 215768, 238940, 250445, 257320, 269710, 334516, 350623, 400712, 418145, 477880, 500890, 539420, 669032, 701246, 836290, 1001780, 1078840, 1402492, 1672580, 1753115, 2003560, 2804984, 3345160, 3506230, 3540907, 7012460, 7081814, 14024920, 14163628, 17704535, 24786349, 28327256, 35409070, 46031791, 49572698, 70818140, 92063582, 99145396, 123931745, 141636280, 184127164, 198290792, 230158955, 247863490, 322222537, 368254328, 460317910, 495726980, 644445074, 920635820, 991453960, 1288890148, 1611112685, 1841271640, 2577780296, 3222225370, 6444450740, 12888901480]

約数ペア:

[(1, 12888901480), (2, 6444450740), (4, 3222225370), (5, 2577780296), (7, 1841271640), (8, 1611112685), (10, 1288890148), (13, 991453960), (14, 920635820), (20, 644445074), (26, 495726980), (28, 460317910), (35, 368254328), (40, 322222537), (52, 247863490), (56, 230158955), (65, 198290792), (70, 184127164), (91, 141636280), (104, 123931745), (130, 99145396), (140, 92063582), (182, 70818140), (260, 49572698), (280, 46031791), (364, 35409070), (455, 28327256), (520, 24786349), (728, 17704535), (910, 14163628), (919, 14024920), (1820, 7081814), (1838, 7012460), (3640, 3540907), (3676, 3506230), (3853, 3345160), (4595, 2804984), (6433, 2003560), (7352, 1753115), (7706, 1672580), (9190, 1402492), (11947, 1078840), (12866, 1001780), (15412, 836290), (18380, 701246), (19265, 669032), (23894, 539420), (25732, 500890), (26971, 477880), (30824, 418145), (32165, 400712), (36760, 350623), (38530, 334516), (47788, 269710), (50089, 257320), (51464, 250445), (53942, 238940), (59735, 215768), (64330, 200356), (77060, 167258), (83629, 154120), (95576, 134855), (100178, 128660), (107884, 119470)]