45400120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 116121600

約数和(自身を除く): 70721480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 41, 47, 62, 76, 82, 94, 95, 124, 152, 155, 164, 188, 190, 205, 235, 248, 310, 328, 376, 380, 410, 470, 589, 620, 760, 779, 820, 893, 940, 1178, 1240, 1271, 1457, 1558, 1640, 1786, 1880, 1927, 2356, 2542, 2914, 2945, 3116, 3572, 3854, 3895, 4465, 4712, 5084, 5828, 5890, 6232, 6355, 7144, 7285, 7708, 7790, 8930, 9635, 10168, 11656, 11780, 12710, 14570, 15416, 15580, 17860, 19270, 23560, 24149, 25420, 27683, 29140, 31160, 35720, 36613, 38540, 48298, 50840, 55366, 58280, 59737, 73226, 77080, 96596, 110732, 119474, 120745, 138415, 146452, 183065, 193192, 221464, 238948, 241490, 276830, 292904, 298685, 366130, 477896, 482980, 553660, 597370, 732260, 965960, 1107320, 1135003, 1194740, 1464520, 2270006, 2389480, 4540012, 5675015, 9080024, 11350030, 22700060, 45400120]

約数ペア:

[(1, 45400120), (2, 22700060), (4, 11350030), (5, 9080024), (8, 5675015), (10, 4540012), (19, 2389480), (20, 2270006), (31, 1464520), (38, 1194740), (40, 1135003), (41, 1107320), (47, 965960), (62, 732260), (76, 597370), (82, 553660), (94, 482980), (95, 477896), (124, 366130), (152, 298685), (155, 292904), (164, 276830), (188, 241490), (190, 238948), (205, 221464), (235, 193192), (248, 183065), (310, 146452), (328, 138415), (376, 120745), (380, 119474), (410, 110732), (470, 96596), (589, 77080), (620, 73226), (760, 59737), (779, 58280), (820, 55366), (893, 50840), (940, 48298), (1178, 38540), (1240, 36613), (1271, 35720), (1457, 31160), (1558, 29140), (1640, 27683), (1786, 25420), (1880, 24149), (1927, 23560), (2356, 19270), (2542, 17860), (2914, 15580), (2945, 15416), (3116, 14570), (3572, 12710), (3854, 11780), (3895, 11656), (4465, 10168), (4712, 9635), (5084, 8930), (5828, 7790), (5890, 7708), (6232, 7285), (6355, 7144)]