15959240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 43545600

約数和(自身を除く): 27586360

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 23, 38, 40, 44, 46, 55, 76, 83, 88, 92, 95, 110, 115, 152, 166, 184, 190, 209, 220, 230, 253, 332, 380, 415, 418, 437, 440, 460, 506, 664, 760, 830, 836, 874, 913, 920, 1012, 1045, 1265, 1577, 1660, 1672, 1748, 1826, 1909, 2024, 2090, 2185, 2530, 3154, 3320, 3496, 3652, 3818, 4180, 4370, 4565, 4807, 5060, 6308, 7304, 7636, 7885, 8360, 8740, 9130, 9545, 9614, 10120, 12616, 15272, 15770, 17347, 17480, 18260, 19090, 19228, 20999, 24035, 31540, 34694, 36271, 36520, 38180, 38456, 41998, 48070, 63080, 69388, 72542, 76360, 83996, 86735, 96140, 104995, 138776, 145084, 167992, 173470, 181355, 192280, 209990, 290168, 346940, 362710, 398981, 419980, 693880, 725420, 797962, 839960, 1450840, 1595924, 1994905, 3191848, 3989810, 7979620, 15959240]

約数ペア:

[(1, 15959240), (2, 7979620), (4, 3989810), (5, 3191848), (8, 1994905), (10, 1595924), (11, 1450840), (19, 839960), (20, 797962), (22, 725420), (23, 693880), (38, 419980), (40, 398981), (44, 362710), (46, 346940), (55, 290168), (76, 209990), (83, 192280), (88, 181355), (92, 173470), (95, 167992), (110, 145084), (115, 138776), (152, 104995), (166, 96140), (184, 86735), (190, 83996), (209, 76360), (220, 72542), (230, 69388), (253, 63080), (332, 48070), (380, 41998), (415, 38456), (418, 38180), (437, 36520), (440, 36271), (460, 34694), (506, 31540), (664, 24035), (760, 20999), (830, 19228), (836, 19090), (874, 18260), (913, 17480), (920, 17347), (1012, 15770), (1045, 15272), (1265, 12616), (1577, 10120), (1660, 9614), (1672, 9545), (1748, 9130), (1826, 8740), (1909, 8360), (2024, 7885), (2090, 7636), (2185, 7304), (2530, 6308), (3154, 5060), (3320, 4807), (3496, 4565), (3652, 4370), (3818, 4180)]