72251280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4363}}^1$

素因数の和:4405

約数の個数: 120

約数和(自身を含む): 253251648

約数和(自身を除く): 181000368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 4363, 5520, 8280, 8726, 13089, 16560, 17452, 21815, 26178, 34904, 39267, 43630, 52356, 65445, 69808, 78534, 87260, 100349, 104712, 130890, 157068, 174520, 196335, 200698, 209424, 261780, 301047, 314136, 349040, 392670, 401396, 501745, 523560, 602094, 628272, 785340, 802792, 903141, 1003490, 1047120, 1204188, 1505235, 1570680, 1605584, 1806282, 2006980, 2408376, 3010470, 3141360, 3612564, 4013960, 4515705, 4816752, 6020940, 7225128, 8027920, 9031410, 12041880, 14450256, 18062820, 24083760, 36125640, 72251280]

約数ペア:

[(1, 72251280), (2, 36125640), (3, 24083760), (4, 18062820), (5, 14450256), (6, 12041880), (8, 9031410), (9, 8027920), (10, 7225128), (12, 6020940), (15, 4816752), (16, 4515705), (18, 4013960), (20, 3612564), (23, 3141360), (24, 3010470), (30, 2408376), (36, 2006980), (40, 1806282), (45, 1605584), (46, 1570680), (48, 1505235), (60, 1204188), (69, 1047120), (72, 1003490), (80, 903141), (90, 802792), (92, 785340), (115, 628272), (120, 602094), (138, 523560), (144, 501745), (180, 401396), (184, 392670), (207, 349040), (230, 314136), (240, 301047), (276, 261780), (345, 209424), (360, 200698), (368, 196335), (414, 174520), (460, 157068), (552, 130890), (690, 104712), (720, 100349), (828, 87260), (920, 78534), (1035, 69808), (1104, 65445), (1380, 52356), (1656, 43630), (1840, 39267), (2070, 34904), (2760, 26178), (3312, 21815), (4140, 17452), (4363, 16560), (5520, 13089), (8280, 8726)]