1279661040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{253901}}^1$

素因数の和:253927

約数の個数: 120

約数和(自身を含む): 4911480288

約数和(自身を除く): 3631819248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 253901, 507802, 761703, 1015604, 1269505, 1523406, 1777307, 2031208, 2285109, 2539010, 3046812, 3554614, 3808515, 4062416, 4570218, 5078020, 5331921, 6093624, 7109228, 7617030, 8886535, 9140436, 10156040, 10663842, 11425545, 12187248, 14218456, 15234060, 15995763, 17773070, 18280872, 20312080, 21327684, 22851090, 26659605, 28436912, 30468120, 31991526, 35546140, 36561744, 42655368, 45702180, 53319210, 60936240, 63983052, 71092280, 79978815, 85310736, 91404360, 106638420, 127966104, 142184560, 159957630, 182808720, 213276840, 255932208, 319915260, 426553680, 639830520, 1279661040]

約数ペア:

[(1, 1279661040), (2, 639830520), (3, 426553680), (4, 319915260), (5, 255932208), (6, 213276840), (7, 182808720), (8, 159957630), (9, 142184560), (10, 127966104), (12, 106638420), (14, 91404360), (15, 85310736), (16, 79978815), (18, 71092280), (20, 63983052), (21, 60936240), (24, 53319210), (28, 45702180), (30, 42655368), (35, 36561744), (36, 35546140), (40, 31991526), (42, 30468120), (45, 28436912), (48, 26659605), (56, 22851090), (60, 21327684), (63, 20312080), (70, 18280872), (72, 17773070), (80, 15995763), (84, 15234060), (90, 14218456), (105, 12187248), (112, 11425545), (120, 10663842), (126, 10156040), (140, 9140436), (144, 8886535), (168, 7617030), (180, 7109228), (210, 6093624), (240, 5331921), (252, 5078020), (280, 4570218), (315, 4062416), (336, 3808515), (360, 3554614), (420, 3046812), (504, 2539010), (560, 2285109), (630, 2031208), (720, 1777307), (840, 1523406), (1008, 1269505), (1260, 1015604), (1680, 761703), (2520, 507802), (5040, 253901)]