71403960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 229340160

約数和(自身を除く): 157936200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 246, 276, 328, 345, 410, 460, 492, 552, 615, 631, 690, 820, 920, 943, 984, 1230, 1262, 1380, 1640, 1886, 1893, 2460, 2524, 2760, 2829, 3155, 3772, 3786, 4715, 4920, 5048, 5658, 6310, 7544, 7572, 9430, 9465, 11316, 12620, 14145, 14513, 15144, 18860, 18930, 22632, 25240, 25871, 28290, 29026, 37720, 37860, 43539, 51742, 56580, 58052, 72565, 75720, 77613, 87078, 103484, 113160, 116104, 129355, 145130, 155226, 174156, 206968, 217695, 258710, 290260, 310452, 348312, 388065, 435390, 517420, 580520, 595033, 620904, 776130, 870780, 1034840, 1190066, 1552260, 1741560, 1785099, 2380132, 2975165, 3104520, 3570198, 4760264, 5950330, 7140396, 8925495, 11900660, 14280792, 17850990, 23801320, 35701980, 71403960]

約数ペア:

[(1, 71403960), (2, 35701980), (3, 23801320), (4, 17850990), (5, 14280792), (6, 11900660), (8, 8925495), (10, 7140396), (12, 5950330), (15, 4760264), (20, 3570198), (23, 3104520), (24, 2975165), (30, 2380132), (40, 1785099), (41, 1741560), (46, 1552260), (60, 1190066), (69, 1034840), (82, 870780), (92, 776130), (115, 620904), (120, 595033), (123, 580520), (138, 517420), (164, 435390), (184, 388065), (205, 348312), (230, 310452), (246, 290260), (276, 258710), (328, 217695), (345, 206968), (410, 174156), (460, 155226), (492, 145130), (552, 129355), (615, 116104), (631, 113160), (690, 103484), (820, 87078), (920, 77613), (943, 75720), (984, 72565), (1230, 58052), (1262, 56580), (1380, 51742), (1640, 43539), (1886, 37860), (1893, 37720), (2460, 29026), (2524, 28290), (2760, 25871), (2829, 25240), (3155, 22632), (3772, 18930), (3786, 18860), (4715, 15144), (4920, 14513), (5048, 14145), (5658, 12620), (6310, 11316), (7544, 9465), (7572, 9430)]