1900384440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{22721}}^1$

素因数の和:22793

約数の個数: 128

約数和(自身を含む): 6184019520

約数和(自身を除く): 4283635080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 820, 984, 1020, 1230, 1394, 1640, 2040, 2091, 2460, 2788, 3485, 4182, 4920, 5576, 6970, 8364, 10455, 13940, 16728, 20910, 22721, 27880, 41820, 45442, 68163, 83640, 90884, 113605, 136326, 181768, 227210, 272652, 340815, 386257, 454420, 545304, 681630, 772514, 908840, 931561, 1158771, 1363260, 1545028, 1863122, 1931285, 2317542, 2726520, 2794683, 3090056, 3726244, 3862570, 4635084, 4657805, 5589366, 5793855, 7452488, 7725140, 9270168, 9315610, 11178732, 11587710, 13973415, 15450280, 15836537, 18631220, 22357464, 23175420, 27946830, 31673074, 37262440, 46350840, 47509611, 55893660, 63346148, 79182685, 95019222, 111787320, 126692296, 158365370, 190038444, 237548055, 316730740, 380076888, 475096110, 633461480, 950192220, 1900384440]

約数ペア:

[(1, 1900384440), (2, 950192220), (3, 633461480), (4, 475096110), (5, 380076888), (6, 316730740), (8, 237548055), (10, 190038444), (12, 158365370), (15, 126692296), (17, 111787320), (20, 95019222), (24, 79182685), (30, 63346148), (34, 55893660), (40, 47509611), (41, 46350840), (51, 37262440), (60, 31673074), (68, 27946830), (82, 23175420), (85, 22357464), (102, 18631220), (120, 15836537), (123, 15450280), (136, 13973415), (164, 11587710), (170, 11178732), (204, 9315610), (205, 9270168), (246, 7725140), (255, 7452488), (328, 5793855), (340, 5589366), (408, 4657805), (410, 4635084), (492, 3862570), (510, 3726244), (615, 3090056), (680, 2794683), (697, 2726520), (820, 2317542), (984, 1931285), (1020, 1863122), (1230, 1545028), (1394, 1363260), (1640, 1158771), (2040, 931561), (2091, 908840), (2460, 772514), (2788, 681630), (3485, 545304), (4182, 454420), (4920, 386257), (5576, 340815), (6970, 272652), (8364, 227210), (10455, 181768), (13940, 136326), (16728, 113605), (20910, 90884), (22721, 83640), (27880, 68163), (41820, 45442)]