220193195920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{317}}^1\times {\mathrm{1619}}^1$

素因数の和:2153

約数の個数: 160

約数和(自身を含む): 533524423680

約数和(自身を除く): 313331227760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 173, 248, 310, 317, 346, 496, 620, 634, 692, 865, 1240, 1268, 1384, 1585, 1619, 1730, 2480, 2536, 2768, 3170, 3238, 3460, 5072, 5363, 6340, 6476, 6920, 8095, 9827, 10726, 12680, 12952, 13840, 16190, 19654, 21452, 25360, 25904, 26815, 32380, 39308, 42904, 49135, 50189, 53630, 54841, 64760, 78616, 85808, 98270, 100378, 107260, 109682, 129520, 157232, 196540, 200756, 214520, 219364, 250945, 274205, 280087, 393080, 401512, 429040, 438728, 501890, 513223, 548410, 560174, 786160, 803024, 877456, 1003780, 1026446, 1096820, 1120348, 1400435, 1700071, 2007560, 2052892, 2193640, 2240696, 2566115, 2800870, 3400142, 4015120, 4105784, 4387280, 4481392, 5132230, 5601740, 6800284, 8211568, 8500355, 8682697, 10264460, 11203480, 13600568, 15909913, 17000710, 17365394, 20528920, 22406960, 27201136, 31819826, 34001420, 34730788, 41057840, 43413485, 63639652, 68002840, 69461576, 79549565, 86826970, 88787579, 127279304, 136005680, 138923152, 159099130, 173653940, 177575158, 254558608, 318198260, 347307880, 355150316, 443937895, 636396520, 694615760, 710300632, 887875790, 1272793040, 1420601264, 1775751580, 2752414949, 3551503160, 5504829898, 7103006320, 11009659796, 13762074745, 22019319592, 27524149490, 44038639184, 55048298980, 110096597960, 220193195920]

約数ペア:

[(1, 220193195920), (2, 110096597960), (4, 55048298980), (5, 44038639184), (8, 27524149490), (10, 22019319592), (16, 13762074745), (20, 11009659796), (31, 7103006320), (40, 5504829898), (62, 3551503160), (80, 2752414949), (124, 1775751580), (155, 1420601264), (173, 1272793040), (248, 887875790), (310, 710300632), (317, 694615760), (346, 636396520), (496, 443937895), (620, 355150316), (634, 347307880), (692, 318198260), (865, 254558608), (1240, 177575158), (1268, 173653940), (1384, 159099130), (1585, 138923152), (1619, 136005680), (1730, 127279304), (2480, 88787579), (2536, 86826970), (2768, 79549565), (3170, 69461576), (3238, 68002840), (3460, 63639652), (5072, 43413485), (5363, 41057840), (6340, 34730788), (6476, 34001420), (6920, 31819826), (8095, 27201136), (9827, 22406960), (10726, 20528920), (12680, 17365394), (12952, 17000710), (13840, 15909913), (16190, 13600568), (19654, 11203480), (21452, 10264460), (25360, 8682697), (25904, 8500355), (26815, 8211568), (32380, 6800284), (39308, 5601740), (42904, 5132230), (49135, 4481392), (50189, 4387280), (53630, 4105784), (54841, 4015120), (64760, 3400142), (78616, 2800870), (85808, 2566115), (98270, 2240696), (100378, 2193640), (107260, 2052892), (109682, 2007560), (129520, 1700071), (157232, 1400435), (196540, 1120348), (200756, 1096820), (214520, 1026446), (219364, 1003780), (250945, 877456), (274205, 803024), (280087, 786160), (393080, 560174), (401512, 548410), (429040, 513223), (438728, 501890)]