1245974760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{8221}}^1$

素因数の和:8659

約数の個数: 96

約数和(自身を含む): 4059530280

約数和(自身を除く): 2813555520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 421, 842, 1263, 1684, 2105, 2526, 3368, 3789, 4210, 5052, 6315, 7578, 8221, 8420, 10104, 12630, 15156, 16442, 16840, 18945, 24663, 25260, 30312, 32884, 37890, 41105, 49326, 50520, 65768, 73989, 75780, 82210, 98652, 123315, 147978, 151560, 164420, 197304, 246630, 295956, 328840, 369945, 493260, 591912, 739890, 986520, 1479780, 2959560, 3461041, 6922082, 10383123, 13844164, 17305205, 20766246, 27688328, 31149369, 34610410, 41532492, 51915615, 62298738, 69220820, 83064984, 103831230, 124597476, 138441640, 155746845, 207662460, 249194952, 311493690, 415324920, 622987380, 1245974760]

約数ペア:

[(1, 1245974760), (2, 622987380), (3, 415324920), (4, 311493690), (5, 249194952), (6, 207662460), (8, 155746845), (9, 138441640), (10, 124597476), (12, 103831230), (15, 83064984), (18, 69220820), (20, 62298738), (24, 51915615), (30, 41532492), (36, 34610410), (40, 31149369), (45, 27688328), (60, 20766246), (72, 17305205), (90, 13844164), (120, 10383123), (180, 6922082), (360, 3461041), (421, 2959560), (842, 1479780), (1263, 986520), (1684, 739890), (2105, 591912), (2526, 493260), (3368, 369945), (3789, 328840), (4210, 295956), (5052, 246630), (6315, 197304), (7578, 164420), (8221, 151560), (8420, 147978), (10104, 123315), (12630, 98652), (15156, 82210), (16442, 75780), (16840, 73989), (18945, 65768), (24663, 50520), (25260, 49326), (30312, 41105), (32884, 37890)]