42471080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 108864000

約数和(自身を除く): 66392920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 41, 47, 58, 76, 82, 94, 95, 116, 145, 152, 164, 188, 190, 205, 232, 235, 290, 328, 376, 380, 410, 470, 551, 580, 760, 779, 820, 893, 940, 1102, 1160, 1189, 1363, 1558, 1640, 1786, 1880, 1927, 2204, 2378, 2726, 2755, 3116, 3572, 3854, 3895, 4408, 4465, 4756, 5452, 5510, 5945, 6232, 6815, 7144, 7708, 7790, 8930, 9512, 9635, 10904, 11020, 11890, 13630, 15416, 15580, 17860, 19270, 22040, 22591, 23780, 25897, 27260, 31160, 35720, 36613, 38540, 45182, 47560, 51794, 54520, 55883, 73226, 77080, 90364, 103588, 111766, 112955, 129485, 146452, 180728, 183065, 207176, 223532, 225910, 258970, 279415, 292904, 366130, 447064, 451820, 517940, 558830, 732260, 903640, 1035880, 1061777, 1117660, 1464520, 2123554, 2235320, 4247108, 5308885, 8494216, 10617770, 21235540, 42471080]

約数ペア:

[(1, 42471080), (2, 21235540), (4, 10617770), (5, 8494216), (8, 5308885), (10, 4247108), (19, 2235320), (20, 2123554), (29, 1464520), (38, 1117660), (40, 1061777), (41, 1035880), (47, 903640), (58, 732260), (76, 558830), (82, 517940), (94, 451820), (95, 447064), (116, 366130), (145, 292904), (152, 279415), (164, 258970), (188, 225910), (190, 223532), (205, 207176), (232, 183065), (235, 180728), (290, 146452), (328, 129485), (376, 112955), (380, 111766), (410, 103588), (470, 90364), (551, 77080), (580, 73226), (760, 55883), (779, 54520), (820, 51794), (893, 47560), (940, 45182), (1102, 38540), (1160, 36613), (1189, 35720), (1363, 31160), (1558, 27260), (1640, 25897), (1786, 23780), (1880, 22591), (1927, 22040), (2204, 19270), (2378, 17860), (2726, 15580), (2755, 15416), (3116, 13630), (3572, 11890), (3854, 11020), (3895, 10904), (4408, 9635), (4465, 9512), (4756, 8930), (5452, 7790), (5510, 7708), (5945, 7144), (6232, 6815)]