84519960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:681

約数の個数: 128

約数和(自身を含む): 291686400

約数和(自身を除く): 207166440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 239, 280, 420, 421, 478, 717, 840, 842, 956, 1195, 1263, 1434, 1673, 1684, 1912, 2105, 2390, 2526, 2868, 2947, 3346, 3368, 3585, 4210, 4780, 5019, 5052, 5736, 5894, 6315, 6692, 7170, 8365, 8420, 8841, 9560, 10038, 10104, 11788, 12630, 13384, 14340, 14735, 16730, 16840, 17682, 20076, 23576, 25095, 25260, 28680, 29470, 33460, 35364, 40152, 44205, 50190, 50520, 58940, 66920, 70728, 88410, 100380, 100619, 117880, 176820, 200760, 201238, 301857, 353640, 402476, 503095, 603714, 704333, 804952, 1006190, 1207428, 1408666, 1509285, 2012380, 2112999, 2414856, 2817332, 3018570, 3521665, 4024760, 4225998, 5634664, 6037140, 7043330, 8451996, 10564995, 12074280, 14086660, 16903992, 21129990, 28173320, 42259980, 84519960]

約数ペア:

[(1, 84519960), (2, 42259980), (3, 28173320), (4, 21129990), (5, 16903992), (6, 14086660), (7, 12074280), (8, 10564995), (10, 8451996), (12, 7043330), (14, 6037140), (15, 5634664), (20, 4225998), (21, 4024760), (24, 3521665), (28, 3018570), (30, 2817332), (35, 2414856), (40, 2112999), (42, 2012380), (56, 1509285), (60, 1408666), (70, 1207428), (84, 1006190), (105, 804952), (120, 704333), (140, 603714), (168, 503095), (210, 402476), (239, 353640), (280, 301857), (420, 201238), (421, 200760), (478, 176820), (717, 117880), (840, 100619), (842, 100380), (956, 88410), (1195, 70728), (1263, 66920), (1434, 58940), (1673, 50520), (1684, 50190), (1912, 44205), (2105, 40152), (2390, 35364), (2526, 33460), (2868, 29470), (2947, 28680), (3346, 25260), (3368, 25095), (3585, 23576), (4210, 20076), (4780, 17682), (5019, 16840), (5052, 16730), (5736, 14735), (5894, 14340), (6315, 13384), (6692, 12630), (7170, 11788), (8365, 10104), (8420, 10038), (8841, 9560)]