391416660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:618

約数の個数: 144

約数和(自身を含む): 1225944720

約数和(自身を除く): 834528060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 89, 90, 106, 159, 178, 180, 212, 265, 267, 318, 356, 445, 461, 477, 530, 534, 636, 795, 801, 890, 922, 954, 1060, 1068, 1335, 1383, 1590, 1602, 1780, 1844, 1908, 2305, 2385, 2670, 2766, 3180, 3204, 4005, 4149, 4610, 4717, 4770, 5340, 5532, 6915, 8010, 8298, 9220, 9434, 9540, 13830, 14151, 16020, 16596, 18868, 20745, 23585, 24433, 27660, 28302, 41029, 41490, 42453, 47170, 48866, 56604, 70755, 73299, 82058, 82980, 84906, 94340, 97732, 122165, 123087, 141510, 146598, 164116, 169812, 205145, 212265, 219897, 244330, 246174, 283020, 293196, 366495, 369261, 410290, 424530, 439794, 488660, 492348, 615435, 732990, 738522, 820580, 849060, 879588, 1099485, 1230870, 1465980, 1477044, 1846305, 2174537, 2198970, 2461740, 3692610, 4349074, 4397940, 6523611, 7385220, 8698148, 10872685, 13047222, 19570833, 21745370, 26094444, 32618055, 39141666, 43490740, 65236110, 78283332, 97854165, 130472220, 195708330, 391416660]

約数ペア:

[(1, 391416660), (2, 195708330), (3, 130472220), (4, 97854165), (5, 78283332), (6, 65236110), (9, 43490740), (10, 39141666), (12, 32618055), (15, 26094444), (18, 21745370), (20, 19570833), (30, 13047222), (36, 10872685), (45, 8698148), (53, 7385220), (60, 6523611), (89, 4397940), (90, 4349074), (106, 3692610), (159, 2461740), (178, 2198970), (180, 2174537), (212, 1846305), (265, 1477044), (267, 1465980), (318, 1230870), (356, 1099485), (445, 879588), (461, 849060), (477, 820580), (530, 738522), (534, 732990), (636, 615435), (795, 492348), (801, 488660), (890, 439794), (922, 424530), (954, 410290), (1060, 369261), (1068, 366495), (1335, 293196), (1383, 283020), (1590, 246174), (1602, 244330), (1780, 219897), (1844, 212265), (1908, 205145), (2305, 169812), (2385, 164116), (2670, 146598), (2766, 141510), (3180, 123087), (3204, 122165), (4005, 97732), (4149, 94340), (4610, 84906), (4717, 82980), (4770, 82058), (5340, 73299), (5532, 70755), (6915, 56604), (8010, 48866), (8298, 47170), (9220, 42453), (9434, 41490), (9540, 41029), (13830, 28302), (14151, 27660), (16020, 24433), (16596, 23585), (18868, 20745)]