65903280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11939}}^1$

素因数の和:11978

約数の個数: 80

約数和(自身を含む): 213200640

約数和(自身を除く): 147297360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 11939, 23878, 35817, 47756, 59695, 71634, 95512, 119390, 143268, 179085, 191024, 238780, 274597, 286536, 358170, 477560, 549194, 573072, 716340, 823791, 955120, 1098388, 1372985, 1432680, 1647582, 2196776, 2745970, 2865360, 3295164, 4118955, 4393552, 5491940, 6590328, 8237910, 10983880, 13180656, 16475820, 21967760, 32951640, 65903280]

約数ペア:

[(1, 65903280), (2, 32951640), (3, 21967760), (4, 16475820), (5, 13180656), (6, 10983880), (8, 8237910), (10, 6590328), (12, 5491940), (15, 4393552), (16, 4118955), (20, 3295164), (23, 2865360), (24, 2745970), (30, 2196776), (40, 1647582), (46, 1432680), (48, 1372985), (60, 1098388), (69, 955120), (80, 823791), (92, 716340), (115, 573072), (120, 549194), (138, 477560), (184, 358170), (230, 286536), (240, 274597), (276, 238780), (345, 191024), (368, 179085), (460, 143268), (552, 119390), (690, 95512), (920, 71634), (1104, 59695), (1380, 47756), (1840, 35817), (2760, 23878), (5520, 11939)]