38889960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:531

約数の個数: 128

約数和(自身を含む): 126403200

約数和(自身を除く): 87513240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 95, 111, 114, 120, 148, 152, 185, 190, 222, 228, 285, 296, 370, 380, 444, 456, 461, 555, 570, 703, 740, 760, 888, 922, 1110, 1140, 1383, 1406, 1480, 1844, 2109, 2220, 2280, 2305, 2766, 2812, 3515, 3688, 4218, 4440, 4610, 5532, 5624, 6915, 7030, 8436, 8759, 9220, 10545, 11064, 13830, 14060, 16872, 17057, 17518, 18440, 21090, 26277, 27660, 28120, 34114, 35036, 42180, 43795, 51171, 52554, 55320, 68228, 70072, 84360, 85285, 87590, 102342, 105108, 131385, 136456, 170570, 175180, 204684, 210216, 255855, 262770, 324083, 341140, 350360, 409368, 511710, 525540, 648166, 682280, 972249, 1023420, 1051080, 1296332, 1620415, 1944498, 2046840, 2592664, 3240830, 3888996, 4861245, 6481660, 7777992, 9722490, 12963320, 19444980, 38889960]

約数ペア:

[(1, 38889960), (2, 19444980), (3, 12963320), (4, 9722490), (5, 7777992), (6, 6481660), (8, 4861245), (10, 3888996), (12, 3240830), (15, 2592664), (19, 2046840), (20, 1944498), (24, 1620415), (30, 1296332), (37, 1051080), (38, 1023420), (40, 972249), (57, 682280), (60, 648166), (74, 525540), (76, 511710), (95, 409368), (111, 350360), (114, 341140), (120, 324083), (148, 262770), (152, 255855), (185, 210216), (190, 204684), (222, 175180), (228, 170570), (285, 136456), (296, 131385), (370, 105108), (380, 102342), (444, 87590), (456, 85285), (461, 84360), (555, 70072), (570, 68228), (703, 55320), (740, 52554), (760, 51171), (888, 43795), (922, 42180), (1110, 35036), (1140, 34114), (1383, 28120), (1406, 27660), (1480, 26277), (1844, 21090), (2109, 18440), (2220, 17518), (2280, 17057), (2305, 16872), (2766, 14060), (2812, 13830), (3515, 11064), (3688, 10545), (4218, 9220), (4440, 8759), (4610, 8436), (5532, 7030), (5624, 6915)]