39708090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 115395840

約数和(自身を除く): 75687750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 41, 45, 51, 54, 82, 85, 90, 102, 123, 135, 153, 170, 205, 211, 246, 255, 270, 306, 369, 410, 422, 459, 510, 615, 633, 697, 738, 765, 918, 1055, 1107, 1230, 1266, 1394, 1530, 1845, 1899, 2091, 2110, 2214, 2295, 3165, 3485, 3587, 3690, 3798, 4182, 4590, 5535, 5697, 6273, 6330, 6970, 7174, 8651, 9495, 10455, 10761, 11070, 11394, 12546, 17302, 17935, 18819, 18990, 20910, 21522, 25953, 28485, 31365, 32283, 35870, 37638, 43255, 51906, 53805, 56970, 62730, 64566, 77859, 86510, 94095, 96849, 107610, 129765, 147067, 155718, 161415, 188190, 193698, 233577, 259530, 294134, 322830, 389295, 441201, 467154, 484245, 735335, 778590, 882402, 968490, 1167885, 1323603, 1470670, 2206005, 2335770, 2647206, 3970809, 4412010, 6618015, 7941618, 13236030, 19854045, 39708090]

約数ペア:

[(1, 39708090), (2, 19854045), (3, 13236030), (5, 7941618), (6, 6618015), (9, 4412010), (10, 3970809), (15, 2647206), (17, 2335770), (18, 2206005), (27, 1470670), (30, 1323603), (34, 1167885), (41, 968490), (45, 882402), (51, 778590), (54, 735335), (82, 484245), (85, 467154), (90, 441201), (102, 389295), (123, 322830), (135, 294134), (153, 259530), (170, 233577), (205, 193698), (211, 188190), (246, 161415), (255, 155718), (270, 147067), (306, 129765), (369, 107610), (410, 96849), (422, 94095), (459, 86510), (510, 77859), (615, 64566), (633, 62730), (697, 56970), (738, 53805), (765, 51906), (918, 43255), (1055, 37638), (1107, 35870), (1230, 32283), (1266, 31365), (1394, 28485), (1530, 25953), (1845, 21522), (1899, 20910), (2091, 18990), (2110, 18819), (2214, 17935), (2295, 17302), (3165, 12546), (3485, 11394), (3587, 11070), (3690, 10761), (3798, 10455), (4182, 9495), (4590, 8651), (5535, 7174), (5697, 6970), (6273, 6330)]