217873760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 192

約数和(自身を含む): 603288000

約数和(自身を除く): 385414240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 37, 38, 40, 52, 65, 74, 76, 80, 95, 104, 130, 148, 149, 152, 160, 185, 190, 208, 247, 260, 296, 298, 304, 370, 380, 416, 481, 494, 520, 592, 596, 608, 703, 740, 745, 760, 962, 988, 1040, 1184, 1192, 1235, 1406, 1480, 1490, 1520, 1924, 1937, 1976, 2080, 2384, 2405, 2470, 2812, 2831, 2960, 2980, 3040, 3515, 3848, 3874, 3952, 4768, 4810, 4940, 5513, 5624, 5662, 5920, 5960, 7030, 7696, 7748, 7904, 9139, 9620, 9685, 9880, 11026, 11248, 11324, 11920, 14060, 14155, 15392, 15496, 18278, 19240, 19370, 19760, 22052, 22496, 22648, 23840, 27565, 28120, 28310, 30992, 36556, 36803, 38480, 38740, 39520, 44104, 45296, 45695, 55130, 56240, 56620, 61984, 71669, 73112, 73606, 76960, 77480, 88208, 90592, 91390, 104747, 110260, 112480, 113240, 143338, 146224, 147212, 154960, 176416, 182780, 184015, 209494, 220520, 226480, 286676, 292448, 294424, 309920, 358345, 365560, 368030, 418988, 441040, 452960, 523735, 573352, 588848, 716690, 731120, 736060, 837976, 882080, 1047470, 1146704, 1177696, 1361711, 1433380, 1462240, 1472120, 1675952, 2094940, 2293408, 2723422, 2866760, 2944240, 3351904, 4189880, 5446844, 5733520, 5888480, 6808555, 8379760, 10893688, 11467040, 13617110, 16759520, 21787376, 27234220, 43574752, 54468440, 108936880, 217873760]

約数ペア:

[(1, 217873760), (2, 108936880), (4, 54468440), (5, 43574752), (8, 27234220), (10, 21787376), (13, 16759520), (16, 13617110), (19, 11467040), (20, 10893688), (26, 8379760), (32, 6808555), (37, 5888480), (38, 5733520), (40, 5446844), (52, 4189880), (65, 3351904), (74, 2944240), (76, 2866760), (80, 2723422), (95, 2293408), (104, 2094940), (130, 1675952), (148, 1472120), (149, 1462240), (152, 1433380), (160, 1361711), (185, 1177696), (190, 1146704), (208, 1047470), (247, 882080), (260, 837976), (296, 736060), (298, 731120), (304, 716690), (370, 588848), (380, 573352), (416, 523735), (481, 452960), (494, 441040), (520, 418988), (592, 368030), (596, 365560), (608, 358345), (703, 309920), (740, 294424), (745, 292448), (760, 286676), (962, 226480), (988, 220520), (1040, 209494), (1184, 184015), (1192, 182780), (1235, 176416), (1406, 154960), (1480, 147212), (1490, 146224), (1520, 143338), (1924, 113240), (1937, 112480), (1976, 110260), (2080, 104747), (2384, 91390), (2405, 90592), (2470, 88208), (2812, 77480), (2831, 76960), (2960, 73606), (2980, 73112), (3040, 71669), (3515, 61984), (3848, 56620), (3874, 56240), (3952, 55130), (4768, 45695), (4810, 45296), (4940, 44104), (5513, 39520), (5624, 38740), (5662, 38480), (5920, 36803), (5960, 36556), (7030, 30992), (7696, 28310), (7748, 28120), (7904, 27565), (9139, 23840), (9620, 22648), (9685, 22496), (9880, 22052), (11026, 19760), (11248, 19370), (11324, 19240), (11920, 18278), (14060, 15496), (14155, 15392)]