1490456440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{967}}^1$

素因数の和:1133

約数の個数: 128

約数和(自身を含む): 3813765120

約数和(自身を除く): 2323308680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 113, 124, 155, 220, 226, 248, 310, 341, 440, 452, 565, 620, 682, 904, 967, 1130, 1240, 1243, 1364, 1705, 1934, 2260, 2486, 2728, 3410, 3503, 3868, 4520, 4835, 4972, 6215, 6820, 7006, 7736, 9670, 9944, 10637, 12430, 13640, 14012, 17515, 19340, 21274, 24860, 28024, 29977, 35030, 38533, 38680, 42548, 49720, 53185, 59954, 70060, 77066, 85096, 106370, 109271, 119908, 140120, 149885, 154132, 192665, 212740, 218542, 239816, 299770, 308264, 329747, 385330, 425480, 437084, 546355, 599540, 659494, 770660, 874168, 1092710, 1199080, 1201981, 1318988, 1541320, 1648735, 2185420, 2403962, 2637976, 3297470, 3387401, 4370840, 4807924, 6009905, 6594940, 6774802, 9615848, 12019810, 13189880, 13549604, 16937005, 24039620, 27099208, 33874010, 37261411, 48079240, 67748020, 74522822, 135496040, 149045644, 186307055, 298091288, 372614110, 745228220, 1490456440]

約数ペア:

[(1, 1490456440), (2, 745228220), (4, 372614110), (5, 298091288), (8, 186307055), (10, 149045644), (11, 135496040), (20, 74522822), (22, 67748020), (31, 48079240), (40, 37261411), (44, 33874010), (55, 27099208), (62, 24039620), (88, 16937005), (110, 13549604), (113, 13189880), (124, 12019810), (155, 9615848), (220, 6774802), (226, 6594940), (248, 6009905), (310, 4807924), (341, 4370840), (440, 3387401), (452, 3297470), (565, 2637976), (620, 2403962), (682, 2185420), (904, 1648735), (967, 1541320), (1130, 1318988), (1240, 1201981), (1243, 1199080), (1364, 1092710), (1705, 874168), (1934, 770660), (2260, 659494), (2486, 599540), (2728, 546355), (3410, 437084), (3503, 425480), (3868, 385330), (4520, 329747), (4835, 308264), (4972, 299770), (6215, 239816), (6820, 218542), (7006, 212740), (7736, 192665), (9670, 154132), (9944, 149885), (10637, 140120), (12430, 119908), (13640, 109271), (14012, 106370), (17515, 85096), (19340, 77066), (21274, 70060), (24860, 59954), (28024, 53185), (29977, 49720), (35030, 42548), (38533, 38680)]