126779940

素因数分解:

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

素因数の和:682

約数の個数: 144

約数和(自身を含む): 442391040

約数和(自身を除く): 315611100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 239, 252, 315, 420, 421, 478, 630, 717, 842, 956, 1195, 1260, 1263, 1434, 1673, 1684, 2105, 2151, 2390, 2526, 2868, 2947, 3346, 3585, 3789, 4210, 4302, 4780, 5019, 5052, 5894, 6315, 6692, 7170, 7578, 8365, 8420, 8604, 8841, 10038, 10755, 11788, 12630, 14340, 14735, 15057, 15156, 16730, 17682, 18945, 20076, 21510, 25095, 25260, 26523, 29470, 30114, 33460, 35364, 37890, 43020, 44205, 50190, 53046, 58940, 60228, 75285, 75780, 88410, 100380, 100619, 106092, 132615, 150570, 176820, 201238, 265230, 301140, 301857, 402476, 503095, 530460, 603714, 704333, 905571, 1006190, 1207428, 1408666, 1509285, 1811142, 2012380, 2112999, 2817332, 3018570, 3521665, 3622284, 4225998, 4527855, 6037140, 6338997, 7043330, 8451996, 9055710, 10564995, 12677994, 14086660, 18111420, 21129990, 25355988, 31694985, 42259980, 63389970, 126779940]

約数ペア:

[(1, 126779940), (2, 63389970), (3, 42259980), (4, 31694985), (5, 25355988), (6, 21129990), (7, 18111420), (9, 14086660), (10, 12677994), (12, 10564995), (14, 9055710), (15, 8451996), (18, 7043330), (20, 6338997), (21, 6037140), (28, 4527855), (30, 4225998), (35, 3622284), (36, 3521665), (42, 3018570), (45, 2817332), (60, 2112999), (63, 2012380), (70, 1811142), (84, 1509285), (90, 1408666), (105, 1207428), (126, 1006190), (140, 905571), (180, 704333), (210, 603714), (239, 530460), (252, 503095), (315, 402476), (420, 301857), (421, 301140), (478, 265230), (630, 201238), (717, 176820), (842, 150570), (956, 132615), (1195, 106092), (1260, 100619), (1263, 100380), (1434, 88410), (1673, 75780), (1684, 75285), (2105, 60228), (2151, 58940), (2390, 53046), (2526, 50190), (2868, 44205), (2947, 43020), (3346, 37890), (3585, 35364), (3789, 33460), (4210, 30114), (4302, 29470), (4780, 26523), (5019, 25260), (5052, 25095), (5894, 21510), (6315, 20076), (6692, 18945), (7170, 17682), (7578, 16730), (8365, 15156), (8420, 15057), (8604, 14735), (8841, 14340), (10038, 12630), (10755, 11788)]