1266318840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{1399}}^1$

素因数の和:1829

約数の個数: 128

約数和(自身を含む): 4011840000

約数和(自身を除く): 2745521160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 397, 456, 570, 760, 794, 1140, 1191, 1399, 1588, 1985, 2280, 2382, 2798, 3176, 3970, 4197, 4764, 5596, 5955, 6995, 7543, 7940, 8394, 9528, 11192, 11910, 13990, 15086, 15880, 16788, 20985, 22629, 23820, 26581, 27980, 30172, 33576, 37715, 41970, 45258, 47640, 53162, 55960, 60344, 75430, 79743, 83940, 90516, 106324, 113145, 132905, 150860, 159486, 167880, 181032, 212648, 226290, 265810, 301720, 318972, 398715, 452580, 531620, 555403, 637944, 797430, 905160, 1063240, 1110806, 1594860, 1666209, 2221612, 2777015, 3189720, 3332418, 4443224, 5554030, 6664836, 8331045, 10552657, 11108060, 13329672, 16662090, 21105314, 22216120, 31657971, 33324180, 42210628, 52763285, 63315942, 66648360, 84421256, 105526570, 126631884, 158289855, 211053140, 253263768, 316579710, 422106280, 633159420, 1266318840]

約数ペア:

[(1, 1266318840), (2, 633159420), (3, 422106280), (4, 316579710), (5, 253263768), (6, 211053140), (8, 158289855), (10, 126631884), (12, 105526570), (15, 84421256), (19, 66648360), (20, 63315942), (24, 52763285), (30, 42210628), (38, 33324180), (40, 31657971), (57, 22216120), (60, 21105314), (76, 16662090), (95, 13329672), (114, 11108060), (120, 10552657), (152, 8331045), (190, 6664836), (228, 5554030), (285, 4443224), (380, 3332418), (397, 3189720), (456, 2777015), (570, 2221612), (760, 1666209), (794, 1594860), (1140, 1110806), (1191, 1063240), (1399, 905160), (1588, 797430), (1985, 637944), (2280, 555403), (2382, 531620), (2798, 452580), (3176, 398715), (3970, 318972), (4197, 301720), (4764, 265810), (5596, 226290), (5955, 212648), (6995, 181032), (7543, 167880), (7940, 159486), (8394, 150860), (9528, 132905), (11192, 113145), (11910, 106324), (13990, 90516), (15086, 83940), (15880, 79743), (16788, 75430), (20985, 60344), (22629, 55960), (23820, 53162), (26581, 47640), (27980, 45258), (30172, 41970), (33576, 37715)]