51835140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{653}}^1$

素因数の和:688

約数の個数: 180

約数和(自身を含む): 189446796

約数和(自身を除く): 137611656

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 653, 735, 756, 810, 882, 945, 980, 1134, 1260, 1306, 1323, 1470, 1620, 1764, 1890, 1959, 2205, 2268, 2612, 2646, 2835, 2940, 3265, 3780, 3918, 3969, 4410, 4571, 5292, 5670, 5877, 6530, 6615, 7836, 7938, 8820, 9142, 9795, 11340, 11754, 13060, 13230, 13713, 15876, 17631, 18284, 19590, 19845, 22855, 23508, 26460, 27426, 29385, 31997, 35262, 39180, 39690, 41139, 45710, 52893, 54852, 58770, 63994, 68565, 70524, 79380, 82278, 88155, 91420, 95991, 105786, 117540, 123417, 127988, 137130, 159985, 164556, 176310, 191982, 205695, 211572, 246834, 264465, 274260, 287973, 319970, 352620, 370251, 383964, 411390, 479955, 493668, 528930, 575946, 617085, 639940, 740502, 822780, 863919, 959910, 1057860, 1151892, 1234170, 1439865, 1481004, 1727838, 1851255, 1919820, 2468340, 2591757, 2879730, 3455676, 3702510, 4319595, 5183514, 5759460, 7405020, 8639190, 10367028, 12958785, 17278380, 25917570, 51835140]

約数ペア:

[(1, 51835140), (2, 25917570), (3, 17278380), (4, 12958785), (5, 10367028), (6, 8639190), (7, 7405020), (9, 5759460), (10, 5183514), (12, 4319595), (14, 3702510), (15, 3455676), (18, 2879730), (20, 2591757), (21, 2468340), (27, 1919820), (28, 1851255), (30, 1727838), (35, 1481004), (36, 1439865), (42, 1234170), (45, 1151892), (49, 1057860), (54, 959910), (60, 863919), (63, 822780), (70, 740502), (81, 639940), (84, 617085), (90, 575946), (98, 528930), (105, 493668), (108, 479955), (126, 411390), (135, 383964), (140, 370251), (147, 352620), (162, 319970), (180, 287973), (189, 274260), (196, 264465), (210, 246834), (245, 211572), (252, 205695), (270, 191982), (294, 176310), (315, 164556), (324, 159985), (378, 137130), (405, 127988), (420, 123417), (441, 117540), (490, 105786), (540, 95991), (567, 91420), (588, 88155), (630, 82278), (653, 79380), (735, 70524), (756, 68565), (810, 63994), (882, 58770), (945, 54852), (980, 52893), (1134, 45710), (1260, 41139), (1306, 39690), (1323, 39180), (1470, 35262), (1620, 31997), (1764, 29385), (1890, 27426), (1959, 26460), (2205, 23508), (2268, 22855), (2612, 19845), (2646, 19590), (2835, 18284), (2940, 17631), (3265, 15876), (3780, 13713), (3918, 13230), (3969, 13060), (4410, 11754), (4571, 11340), (5292, 9795), (5670, 9142), (5877, 8820), (6530, 7938), (6615, 7836)]