74721360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:665

約数の個数: 160

約数和(自身を含む): 268554240

約数和(自身を除く): 193832880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 563, 632, 790, 840, 948, 1106, 1126, 1185, 1264, 1580, 1659, 1680, 1689, 1896, 2212, 2252, 2370, 2765, 2815, 3160, 3318, 3378, 3792, 3941, 4424, 4504, 4740, 5530, 5630, 6320, 6636, 6756, 7882, 8295, 8445, 8848, 9008, 9480, 11060, 11260, 11823, 13272, 13512, 15764, 16590, 16890, 18960, 19705, 22120, 22520, 23646, 26544, 27024, 31528, 33180, 33780, 39410, 44240, 44477, 45040, 47292, 59115, 63056, 66360, 67560, 78820, 88954, 94584, 118230, 132720, 133431, 135120, 157640, 177908, 189168, 222385, 236460, 266862, 311339, 315280, 355816, 444770, 472920, 533724, 622678, 667155, 711632, 889540, 934017, 945840, 1067448, 1245356, 1334310, 1556695, 1779080, 1868034, 2134896, 2490712, 2668620, 3113390, 3558160, 3736068, 4670085, 4981424, 5337240, 6226780, 7472136, 9340170, 10674480, 12453560, 14944272, 18680340, 24907120, 37360680, 74721360]

約数ペア:

[(1, 74721360), (2, 37360680), (3, 24907120), (4, 18680340), (5, 14944272), (6, 12453560), (7, 10674480), (8, 9340170), (10, 7472136), (12, 6226780), (14, 5337240), (15, 4981424), (16, 4670085), (20, 3736068), (21, 3558160), (24, 3113390), (28, 2668620), (30, 2490712), (35, 2134896), (40, 1868034), (42, 1779080), (48, 1556695), (56, 1334310), (60, 1245356), (70, 1067448), (79, 945840), (80, 934017), (84, 889540), (105, 711632), (112, 667155), (120, 622678), (140, 533724), (158, 472920), (168, 444770), (210, 355816), (237, 315280), (240, 311339), (280, 266862), (316, 236460), (336, 222385), (395, 189168), (420, 177908), (474, 157640), (553, 135120), (560, 133431), (563, 132720), (632, 118230), (790, 94584), (840, 88954), (948, 78820), (1106, 67560), (1126, 66360), (1185, 63056), (1264, 59115), (1580, 47292), (1659, 45040), (1680, 44477), (1689, 44240), (1896, 39410), (2212, 33780), (2252, 33180), (2370, 31528), (2765, 27024), (2815, 26544), (3160, 23646), (3318, 22520), (3378, 22120), (3792, 19705), (3941, 18960), (4424, 16890), (4504, 16590), (4740, 15764), (5530, 13512), (5630, 13272), (6320, 11823), (6636, 11260), (6756, 11060), (7882, 9480), (8295, 9008), (8445, 8848)]