1555974320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:659

約数の個数: 120

約数和(自身を含む): 3846151152

約数和(自身を除く): 2290176832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 547, 592, 620, 740, 961, 1094, 1147, 1240, 1480, 1922, 2188, 2294, 2480, 2735, 2960, 3844, 4376, 4588, 4805, 5470, 5735, 7688, 8752, 9176, 9610, 10940, 11470, 15376, 16957, 18352, 19220, 20239, 21880, 22940, 33914, 35557, 38440, 40478, 43760, 45880, 67828, 71114, 76880, 80956, 84785, 91760, 101195, 135656, 142228, 161912, 169570, 177785, 202390, 271312, 284456, 323824, 339140, 355570, 404780, 525667, 568912, 627409, 678280, 711140, 809560, 1051334, 1254818, 1356560, 1422280, 1619120, 2102668, 2509636, 2628335, 2844560, 3137045, 4205336, 5019272, 5256670, 6274090, 8410672, 10038544, 10513340, 12548180, 19449679, 21026680, 25096360, 38899358, 42053360, 50192720, 77798716, 97248395, 155597432, 194496790, 311194864, 388993580, 777987160, 1555974320]

約数ペア:

[(1, 1555974320), (2, 777987160), (4, 388993580), (5, 311194864), (8, 194496790), (10, 155597432), (16, 97248395), (20, 77798716), (31, 50192720), (37, 42053360), (40, 38899358), (62, 25096360), (74, 21026680), (80, 19449679), (124, 12548180), (148, 10513340), (155, 10038544), (185, 8410672), (248, 6274090), (296, 5256670), (310, 5019272), (370, 4205336), (496, 3137045), (547, 2844560), (592, 2628335), (620, 2509636), (740, 2102668), (961, 1619120), (1094, 1422280), (1147, 1356560), (1240, 1254818), (1480, 1051334), (1922, 809560), (2188, 711140), (2294, 678280), (2480, 627409), (2735, 568912), (2960, 525667), (3844, 404780), (4376, 355570), (4588, 339140), (4805, 323824), (5470, 284456), (5735, 271312), (7688, 202390), (8752, 177785), (9176, 169570), (9610, 161912), (10940, 142228), (11470, 135656), (15376, 101195), (16957, 91760), (18352, 84785), (19220, 80956), (20239, 76880), (21880, 71114), (22940, 67828), (33914, 45880), (35557, 43760), (38440, 40478)]