1377280400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1019}}^1$

素因数の和:1177

約数の個数: 120

約数和(自身を含む): 3450374400

約数和(自身を除く): 2073094000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 109, 124, 155, 200, 218, 248, 310, 400, 436, 496, 545, 620, 775, 872, 1019, 1090, 1240, 1550, 1744, 2038, 2180, 2480, 2725, 3100, 3379, 4076, 4360, 5095, 5450, 6200, 6758, 8152, 8720, 10190, 10900, 12400, 13516, 16304, 16895, 20380, 21800, 25475, 27032, 31589, 33790, 40760, 43600, 50950, 54064, 63178, 67580, 81520, 84475, 101900, 111071, 126356, 135160, 157945, 168950, 203800, 222142, 252712, 270320, 315890, 337900, 407600, 444284, 505424, 555355, 631780, 675800, 789725, 888568, 1110710, 1263560, 1351600, 1579450, 1777136, 2221420, 2527120, 2776775, 3158900, 3443201, 4442840, 5553550, 6317800, 6886402, 8885680, 11107100, 12635600, 13772804, 17216005, 22214200, 27545608, 34432010, 44428400, 55091216, 68864020, 86080025, 137728040, 172160050, 275456080, 344320100, 688640200, 1377280400]

約数ペア:

[(1, 1377280400), (2, 688640200), (4, 344320100), (5, 275456080), (8, 172160050), (10, 137728040), (16, 86080025), (20, 68864020), (25, 55091216), (31, 44428400), (40, 34432010), (50, 27545608), (62, 22214200), (80, 17216005), (100, 13772804), (109, 12635600), (124, 11107100), (155, 8885680), (200, 6886402), (218, 6317800), (248, 5553550), (310, 4442840), (400, 3443201), (436, 3158900), (496, 2776775), (545, 2527120), (620, 2221420), (775, 1777136), (872, 1579450), (1019, 1351600), (1090, 1263560), (1240, 1110710), (1550, 888568), (1744, 789725), (2038, 675800), (2180, 631780), (2480, 555355), (2725, 505424), (3100, 444284), (3379, 407600), (4076, 337900), (4360, 315890), (5095, 270320), (5450, 252712), (6200, 222142), (6758, 203800), (8152, 168950), (8720, 157945), (10190, 135160), (10900, 126356), (12400, 111071), (13516, 101900), (16304, 84475), (16895, 81520), (20380, 67580), (21800, 63178), (25475, 54064), (27032, 50950), (31589, 43600), (33790, 40760)]