245096040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:672

約数の個数: 192

約数和(自身を含む): 868570560

約数和(自身を除く): 623474520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 73, 84, 98, 105, 120, 140, 146, 147, 168, 196, 210, 219, 245, 280, 292, 294, 365, 392, 420, 438, 490, 511, 571, 584, 588, 730, 735, 840, 876, 980, 1022, 1095, 1142, 1176, 1460, 1470, 1533, 1713, 1752, 1960, 2044, 2190, 2284, 2555, 2855, 2920, 2940, 3066, 3426, 3577, 3997, 4088, 4380, 4568, 5110, 5710, 5880, 6132, 6852, 7154, 7665, 7994, 8565, 8760, 10220, 10731, 11420, 11991, 12264, 13704, 14308, 15330, 15988, 17130, 17885, 19985, 20440, 21462, 22840, 23982, 27979, 28616, 30660, 31976, 34260, 35770, 39970, 41683, 42924, 47964, 53655, 55958, 59955, 61320, 68520, 71540, 79940, 83366, 83937, 85848, 95928, 107310, 111916, 119910, 125049, 139895, 143080, 159880, 166732, 167874, 208415, 214620, 223832, 239820, 250098, 279790, 291781, 333464, 335748, 416830, 419685, 429240, 479640, 500196, 559580, 583562, 625245, 671496, 833660, 839370, 875343, 1000392, 1119160, 1167124, 1250490, 1458905, 1667320, 1678740, 1750686, 2042467, 2334248, 2500980, 2917810, 3357480, 3501372, 4084934, 4376715, 5001960, 5835620, 6127401, 7002744, 8169868, 8753430, 10212335, 11671240, 12254802, 16339736, 17506860, 20424670, 24509604, 30637005, 35013720, 40849340, 49019208, 61274010, 81698680, 122548020, 245096040]

約数ペア:

[(1, 245096040), (2, 122548020), (3, 81698680), (4, 61274010), (5, 49019208), (6, 40849340), (7, 35013720), (8, 30637005), (10, 24509604), (12, 20424670), (14, 17506860), (15, 16339736), (20, 12254802), (21, 11671240), (24, 10212335), (28, 8753430), (30, 8169868), (35, 7002744), (40, 6127401), (42, 5835620), (49, 5001960), (56, 4376715), (60, 4084934), (70, 3501372), (73, 3357480), (84, 2917810), (98, 2500980), (105, 2334248), (120, 2042467), (140, 1750686), (146, 1678740), (147, 1667320), (168, 1458905), (196, 1250490), (210, 1167124), (219, 1119160), (245, 1000392), (280, 875343), (292, 839370), (294, 833660), (365, 671496), (392, 625245), (420, 583562), (438, 559580), (490, 500196), (511, 479640), (571, 429240), (584, 419685), (588, 416830), (730, 335748), (735, 333464), (840, 291781), (876, 279790), (980, 250098), (1022, 239820), (1095, 223832), (1142, 214620), (1176, 208415), (1460, 167874), (1470, 166732), (1533, 159880), (1713, 143080), (1752, 139895), (1960, 125049), (2044, 119910), (2190, 111916), (2284, 107310), (2555, 95928), (2855, 85848), (2920, 83937), (2940, 83366), (3066, 79940), (3426, 71540), (3577, 68520), (3997, 61320), (4088, 59955), (4380, 55958), (4568, 53655), (5110, 47964), (5710, 42924), (5880, 41683), (6132, 39970), (6852, 35770), (7154, 34260), (7665, 31976), (7994, 30660), (8565, 28616), (8760, 27979), (10220, 23982), (10731, 22840), (11420, 21462), (11991, 20440), (12264, 19985), (13704, 17885), (14308, 17130), (15330, 15988)]