197561040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3203}}^1$

素因数の和:3476

約数の個数: 80

約数和(自身を含む): 615014208

約数和(自身を除く): 417453168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3203, 3855, 4112, 5140, 6168, 6406, 7710, 9609, 10280, 12336, 12812, 15420, 16015, 19218, 20560, 25624, 30840, 32030, 38436, 48045, 51248, 61680, 64060, 76872, 96090, 128120, 153744, 192180, 256240, 384360, 768720, 823171, 1646342, 2469513, 3292684, 4115855, 4939026, 6585368, 8231710, 9878052, 12347565, 13170736, 16463420, 19756104, 24695130, 32926840, 39512208, 49390260, 65853680, 98780520, 197561040]

約数ペア:

[(1, 197561040), (2, 98780520), (3, 65853680), (4, 49390260), (5, 39512208), (6, 32926840), (8, 24695130), (10, 19756104), (12, 16463420), (15, 13170736), (16, 12347565), (20, 9878052), (24, 8231710), (30, 6585368), (40, 4939026), (48, 4115855), (60, 3292684), (80, 2469513), (120, 1646342), (240, 823171), (257, 768720), (514, 384360), (771, 256240), (1028, 192180), (1285, 153744), (1542, 128120), (2056, 96090), (2570, 76872), (3084, 64060), (3203, 61680), (3855, 51248), (4112, 48045), (5140, 38436), (6168, 32030), (6406, 30840), (7710, 25624), (9609, 20560), (10280, 19218), (12336, 16015), (12812, 15420)]