2415420

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{71}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 8805888

約数和(自身を除く): 6390468

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, 54, 60, 63, 70, 71, 81, 84, 90, 105, 108, 126, 135, 140, 142, 162, 180, 189, 210, 213, 243, 252, 270, 284, 315, 324, 355, 378, 405, 420, 426, 486, 497, 540, 567, 630, 639, 710, 756, 810, 852, 945, 972, 994, 1065, 1134, 1215, 1260, 1278, 1420, 1491, 1620, 1701, 1890, 1917, 1988, 2130, 2268, 2430, 2485, 2556, 2835, 2982, 3195, 3402, 3780, 3834, 4260, 4473, 4860, 4970, 5670, 5751, 5964, 6390, 6804, 7455, 7668, 8505, 8946, 9585, 9940, 11340, 11502, 12780, 13419, 14910, 17010, 17253, 17892, 19170, 22365, 23004, 26838, 28755, 29820, 34020, 34506, 38340, 40257, 44730, 53676, 57510, 67095, 69012, 80514, 86265, 89460, 115020, 120771, 134190, 161028, 172530, 201285, 241542, 268380, 345060, 402570, 483084, 603855, 805140, 1207710, 2415420]

約数ペア:

[(1, 2415420), (2, 1207710), (3, 805140), (4, 603855), (5, 483084), (6, 402570), (7, 345060), (9, 268380), (10, 241542), (12, 201285), (14, 172530), (15, 161028), (18, 134190), (20, 120771), (21, 115020), (27, 89460), (28, 86265), (30, 80514), (35, 69012), (36, 67095), (42, 57510), (45, 53676), (54, 44730), (60, 40257), (63, 38340), (70, 34506), (71, 34020), (81, 29820), (84, 28755), (90, 26838), (105, 23004), (108, 22365), (126, 19170), (135, 17892), (140, 17253), (142, 17010), (162, 14910), (180, 13419), (189, 12780), (210, 11502), (213, 11340), (243, 9940), (252, 9585), (270, 8946), (284, 8505), (315, 7668), (324, 7455), (355, 6804), (378, 6390), (405, 5964), (420, 5751), (426, 5670), (486, 4970), (497, 4860), (540, 4473), (567, 4260), (630, 3834), (639, 3780), (710, 3402), (756, 3195), (810, 2982), (852, 2835), (945, 2556), (972, 2485), (994, 2430), (1065, 2268), (1134, 2130), (1215, 1988), (1260, 1917), (1278, 1890), (1420, 1701), (1491, 1620)]