15697840140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{39623}}^1$

素因数の和:39740

約数の個数: 144

約数和(自身を含む): 49846358016

約数和(自身を除く): 34148517876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 71, 90, 93, 124, 142, 155, 180, 186, 213, 279, 284, 310, 355, 372, 426, 465, 558, 620, 639, 710, 852, 930, 1065, 1116, 1278, 1395, 1420, 1860, 2130, 2201, 2556, 2790, 3195, 4260, 4402, 5580, 6390, 6603, 8804, 11005, 12780, 13206, 19809, 22010, 26412, 33015, 39618, 39623, 44020, 66030, 79236, 79246, 99045, 118869, 132060, 158492, 198090, 198115, 237738, 356607, 396180, 396230, 475476, 594345, 713214, 792460, 1188690, 1228313, 1426428, 1783035, 2377380, 2456626, 2813233, 3566070, 3684939, 4913252, 5626466, 6141565, 7132140, 7369878, 8439699, 11054817, 11252932, 12283130, 14066165, 14739756, 16879398, 18424695, 22109634, 24566260, 25319097, 28132330, 33758796, 36849390, 42198495, 44219268, 50638194, 55274085, 56264660, 73698780, 84396990, 87210223, 101276388, 110548170, 126595485, 168793980, 174420446, 221096340, 253190970, 261630669, 348840892, 436051115, 506381940, 523261338, 784892007, 872102230, 1046522676, 1308153345, 1569784014, 1744204460, 2616306690, 3139568028, 3924460035, 5232613380, 7848920070, 15697840140]

約数ペア:

[(1, 15697840140), (2, 7848920070), (3, 5232613380), (4, 3924460035), (5, 3139568028), (6, 2616306690), (9, 1744204460), (10, 1569784014), (12, 1308153345), (15, 1046522676), (18, 872102230), (20, 784892007), (30, 523261338), (31, 506381940), (36, 436051115), (45, 348840892), (60, 261630669), (62, 253190970), (71, 221096340), (90, 174420446), (93, 168793980), (124, 126595485), (142, 110548170), (155, 101276388), (180, 87210223), (186, 84396990), (213, 73698780), (279, 56264660), (284, 55274085), (310, 50638194), (355, 44219268), (372, 42198495), (426, 36849390), (465, 33758796), (558, 28132330), (620, 25319097), (639, 24566260), (710, 22109634), (852, 18424695), (930, 16879398), (1065, 14739756), (1116, 14066165), (1278, 12283130), (1395, 11252932), (1420, 11054817), (1860, 8439699), (2130, 7369878), (2201, 7132140), (2556, 6141565), (2790, 5626466), (3195, 4913252), (4260, 3684939), (4402, 3566070), (5580, 2813233), (6390, 2456626), (6603, 2377380), (8804, 1783035), (11005, 1426428), (12780, 1228313), (13206, 1188690), (19809, 792460), (22010, 713214), (26412, 594345), (33015, 475476), (39618, 396230), (39623, 396180), (44020, 356607), (66030, 237738), (79236, 198115), (79246, 198090), (99045, 158492), (118869, 132060)]