15665557980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{205423}}^1$

素因数の和:205507

約数の個数: 96

約数和(自身を含む): 46383095808

約数和(自身を除く): 30717537828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 41, 60, 62, 82, 93, 123, 124, 155, 164, 186, 205, 246, 310, 372, 410, 465, 492, 615, 620, 820, 930, 1230, 1271, 1860, 2460, 2542, 3813, 5084, 6355, 7626, 12710, 15252, 19065, 25420, 38130, 76260, 205423, 410846, 616269, 821692, 1027115, 1232538, 2054230, 2465076, 3081345, 4108460, 6162690, 6368113, 8422343, 12325380, 12736226, 16844686, 19104339, 25267029, 25472452, 31840565, 33689372, 38208678, 42111715, 50534058, 63681130, 76417356, 84223430, 95521695, 101068116, 126335145, 127362260, 168446860, 191043390, 252670290, 261092633, 382086780, 505340580, 522185266, 783277899, 1044370532, 1305463165, 1566555798, 2610926330, 3133111596, 3916389495, 5221852660, 7832778990, 15665557980]

約数ペア:

[(1, 15665557980), (2, 7832778990), (3, 5221852660), (4, 3916389495), (5, 3133111596), (6, 2610926330), (10, 1566555798), (12, 1305463165), (15, 1044370532), (20, 783277899), (30, 522185266), (31, 505340580), (41, 382086780), (60, 261092633), (62, 252670290), (82, 191043390), (93, 168446860), (123, 127362260), (124, 126335145), (155, 101068116), (164, 95521695), (186, 84223430), (205, 76417356), (246, 63681130), (310, 50534058), (372, 42111715), (410, 38208678), (465, 33689372), (492, 31840565), (615, 25472452), (620, 25267029), (820, 19104339), (930, 16844686), (1230, 12736226), (1271, 12325380), (1860, 8422343), (2460, 6368113), (2542, 6162690), (3813, 4108460), (5084, 3081345), (6355, 2465076), (7626, 2054230), (12710, 1232538), (15252, 1027115), (19065, 821692), (25420, 616269), (38130, 410846), (76260, 205423)]