4077780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 14172480

約数和(自身を除く): 10094700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 73, 76, 84, 95, 98, 105, 114, 133, 140, 146, 147, 190, 196, 210, 219, 228, 245, 266, 285, 292, 294, 365, 380, 399, 420, 438, 490, 511, 532, 570, 588, 665, 730, 735, 798, 876, 931, 980, 1022, 1095, 1140, 1330, 1387, 1460, 1470, 1533, 1596, 1862, 1995, 2044, 2190, 2555, 2660, 2774, 2793, 2940, 3066, 3577, 3724, 3990, 4161, 4380, 4655, 5110, 5548, 5586, 6132, 6935, 7154, 7665, 7980, 8322, 9310, 9709, 10220, 10731, 11172, 13870, 13965, 14308, 15330, 16644, 17885, 18620, 19418, 20805, 21462, 27740, 27930, 29127, 30660, 35770, 38836, 41610, 42924, 48545, 53655, 55860, 58254, 67963, 71540, 83220, 97090, 107310, 116508, 135926, 145635, 194180, 203889, 214620, 271852, 291270, 339815, 407778, 582540, 679630, 815556, 1019445, 1359260, 2038890, 4077780]

約数ペア:

[(1, 4077780), (2, 2038890), (3, 1359260), (4, 1019445), (5, 815556), (6, 679630), (7, 582540), (10, 407778), (12, 339815), (14, 291270), (15, 271852), (19, 214620), (20, 203889), (21, 194180), (28, 145635), (30, 135926), (35, 116508), (38, 107310), (42, 97090), (49, 83220), (57, 71540), (60, 67963), (70, 58254), (73, 55860), (76, 53655), (84, 48545), (95, 42924), (98, 41610), (105, 38836), (114, 35770), (133, 30660), (140, 29127), (146, 27930), (147, 27740), (190, 21462), (196, 20805), (210, 19418), (219, 18620), (228, 17885), (245, 16644), (266, 15330), (285, 14308), (292, 13965), (294, 13870), (365, 11172), (380, 10731), (399, 10220), (420, 9709), (438, 9310), (490, 8322), (511, 7980), (532, 7665), (570, 7154), (588, 6935), (665, 6132), (730, 5586), (735, 5548), (798, 5110), (876, 4655), (931, 4380), (980, 4161), (1022, 3990), (1095, 3724), (1140, 3577), (1330, 3066), (1387, 2940), (1460, 2793), (1470, 2774), (1533, 2660), (1596, 2555), (1862, 2190), (1995, 2044)]