247507680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3877}}^1$

素因数の和:3921

約数の個数: 192

約数和(自身を含む): 938165760

約数和(自身を除く): 690658080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 1064, 1120, 1140, 1330, 1520, 1596, 1680, 1824, 1995, 2128, 2280, 2660, 3040, 3192, 3360, 3877, 3990, 4256, 4560, 5320, 6384, 7754, 7980, 9120, 10640, 11631, 12768, 15508, 15960, 19385, 21280, 23262, 27139, 31016, 31920, 38770, 46524, 54278, 58155, 62032, 63840, 73663, 77540, 81417, 93048, 108556, 116310, 124064, 135695, 147326, 155080, 162834, 186096, 217112, 220989, 232620, 271390, 294652, 310160, 325668, 368315, 372192, 407085, 434224, 441978, 465240, 515641, 542780, 589304, 620320, 651336, 736630, 814170, 868448, 883956, 930480, 1031282, 1085560, 1104945, 1178608, 1302672, 1473260, 1546923, 1628340, 1767912, 1860960, 2062564, 2171120, 2209890, 2357216, 2578205, 2605344, 2946520, 3093846, 3256680, 3535824, 4125128, 4342240, 4419780, 5156410, 5893040, 6187692, 6513360, 7071648, 7734615, 8250256, 8839560, 10312820, 11786080, 12375384, 13026720, 15469230, 16500512, 17679120, 20625640, 24750768, 30938460, 35358240, 41251280, 49501536, 61876920, 82502560, 123753840, 247507680]

約数ペア:

[(1, 247507680), (2, 123753840), (3, 82502560), (4, 61876920), (5, 49501536), (6, 41251280), (7, 35358240), (8, 30938460), (10, 24750768), (12, 20625640), (14, 17679120), (15, 16500512), (16, 15469230), (19, 13026720), (20, 12375384), (21, 11786080), (24, 10312820), (28, 8839560), (30, 8250256), (32, 7734615), (35, 7071648), (38, 6513360), (40, 6187692), (42, 5893040), (48, 5156410), (56, 4419780), (57, 4342240), (60, 4125128), (70, 3535824), (76, 3256680), (80, 3093846), (84, 2946520), (95, 2605344), (96, 2578205), (105, 2357216), (112, 2209890), (114, 2171120), (120, 2062564), (133, 1860960), (140, 1767912), (152, 1628340), (160, 1546923), (168, 1473260), (190, 1302672), (210, 1178608), (224, 1104945), (228, 1085560), (240, 1031282), (266, 930480), (280, 883956), (285, 868448), (304, 814170), (336, 736630), (380, 651336), (399, 620320), (420, 589304), (456, 542780), (480, 515641), (532, 465240), (560, 441978), (570, 434224), (608, 407085), (665, 372192), (672, 368315), (760, 325668), (798, 310160), (840, 294652), (912, 271390), (1064, 232620), (1120, 220989), (1140, 217112), (1330, 186096), (1520, 162834), (1596, 155080), (1680, 147326), (1824, 135695), (1995, 124064), (2128, 116310), (2280, 108556), (2660, 93048), (3040, 81417), (3192, 77540), (3360, 73663), (3877, 63840), (3990, 62032), (4256, 58155), (4560, 54278), (5320, 46524), (6384, 38770), (7754, 31920), (7980, 31016), (9120, 27139), (10640, 23262), (11631, 21280), (12768, 19385), (15508, 15960)]