1578729880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2423}}^1$

素因数の和:2633

約数の個数: 128

約数和(自身を含む): 4398105600

約数和(自身を除く): 2819375720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 179, 182, 260, 280, 358, 364, 455, 520, 716, 728, 895, 910, 1253, 1432, 1790, 1820, 2327, 2423, 2506, 3580, 3640, 4654, 4846, 5012, 6265, 7160, 9308, 9692, 10024, 11635, 12115, 12530, 16289, 16961, 18616, 19384, 23270, 24230, 25060, 31499, 32578, 33922, 46540, 48460, 50120, 62998, 65156, 67844, 81445, 84805, 93080, 96920, 125996, 130312, 135688, 157495, 162890, 169610, 220493, 251992, 314990, 325780, 339220, 433717, 440986, 629980, 651560, 678440, 867434, 881972, 1102465, 1259960, 1734868, 1763944, 2168585, 2204930, 3036019, 3469736, 4337170, 4409860, 5638321, 6072038, 8674340, 8819720, 11276642, 12144076, 15180095, 17348680, 22553284, 24288152, 28191605, 30360190, 39468247, 45106568, 56383210, 60720380, 78936494, 112766420, 121440760, 157872988, 197341235, 225532840, 315745976, 394682470, 789364940, 1578729880]

約数ペア:

[(1, 1578729880), (2, 789364940), (4, 394682470), (5, 315745976), (7, 225532840), (8, 197341235), (10, 157872988), (13, 121440760), (14, 112766420), (20, 78936494), (26, 60720380), (28, 56383210), (35, 45106568), (40, 39468247), (52, 30360190), (56, 28191605), (65, 24288152), (70, 22553284), (91, 17348680), (104, 15180095), (130, 12144076), (140, 11276642), (179, 8819720), (182, 8674340), (260, 6072038), (280, 5638321), (358, 4409860), (364, 4337170), (455, 3469736), (520, 3036019), (716, 2204930), (728, 2168585), (895, 1763944), (910, 1734868), (1253, 1259960), (1432, 1102465), (1790, 881972), (1820, 867434), (2327, 678440), (2423, 651560), (2506, 629980), (3580, 440986), (3640, 433717), (4654, 339220), (4846, 325780), (5012, 314990), (6265, 251992), (7160, 220493), (9308, 169610), (9692, 162890), (10024, 157495), (11635, 135688), (12115, 130312), (12530, 125996), (16289, 96920), (16961, 93080), (18616, 84805), (19384, 81445), (23270, 67844), (24230, 65156), (25060, 62998), (31499, 50120), (32578, 48460), (33922, 46540)]