1780507860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{8629}}^1$

素因数の和:8841

約数の個数: 96

約数和(自身を含む): 5277417600

約数和(自身を除く): 3496909740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 181, 190, 228, 285, 362, 380, 543, 570, 724, 905, 1086, 1140, 1810, 2172, 2715, 3439, 3620, 5430, 6878, 8629, 10317, 10860, 13756, 17195, 17258, 20634, 25887, 34390, 34516, 41268, 43145, 51585, 51774, 68780, 86290, 103170, 103548, 129435, 163951, 172580, 206340, 258870, 327902, 491853, 517740, 655804, 819755, 983706, 1561849, 1639510, 1967412, 2459265, 3123698, 3279020, 4685547, 4918530, 6247396, 7809245, 9371094, 9837060, 15618490, 18742188, 23427735, 29675131, 31236980, 46855470, 59350262, 89025393, 93710940, 118700524, 148375655, 178050786, 296751310, 356101572, 445126965, 593502620, 890253930, 1780507860]

約数ペア:

[(1, 1780507860), (2, 890253930), (3, 593502620), (4, 445126965), (5, 356101572), (6, 296751310), (10, 178050786), (12, 148375655), (15, 118700524), (19, 93710940), (20, 89025393), (30, 59350262), (38, 46855470), (57, 31236980), (60, 29675131), (76, 23427735), (95, 18742188), (114, 15618490), (181, 9837060), (190, 9371094), (228, 7809245), (285, 6247396), (362, 4918530), (380, 4685547), (543, 3279020), (570, 3123698), (724, 2459265), (905, 1967412), (1086, 1639510), (1140, 1561849), (1810, 983706), (2172, 819755), (2715, 655804), (3439, 517740), (3620, 491853), (5430, 327902), (6878, 258870), (8629, 206340), (10317, 172580), (10860, 163951), (13756, 129435), (17195, 103548), (17258, 103170), (20634, 86290), (25887, 68780), (34390, 51774), (34516, 51585), (41268, 43145)]