28228680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4127}}^1$

素因数の和:4163

約数の個数: 96

約数和(自身を含む): 96595200

約数和(自身を除く): 68366520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 4127, 6840, 8254, 12381, 16508, 20635, 24762, 33016, 37143, 41270, 49524, 61905, 74286, 78413, 82540, 99048, 123810, 148572, 156826, 165080, 185715, 235239, 247620, 297144, 313652, 371430, 392065, 470478, 495240, 627304, 705717, 742860, 784130, 940956, 1176195, 1411434, 1485720, 1568260, 1881912, 2352390, 2822868, 3136520, 3528585, 4704780, 5645736, 7057170, 9409560, 14114340, 28228680]

約数ペア:

[(1, 28228680), (2, 14114340), (3, 9409560), (4, 7057170), (5, 5645736), (6, 4704780), (8, 3528585), (9, 3136520), (10, 2822868), (12, 2352390), (15, 1881912), (18, 1568260), (19, 1485720), (20, 1411434), (24, 1176195), (30, 940956), (36, 784130), (38, 742860), (40, 705717), (45, 627304), (57, 495240), (60, 470478), (72, 392065), (76, 371430), (90, 313652), (95, 297144), (114, 247620), (120, 235239), (152, 185715), (171, 165080), (180, 156826), (190, 148572), (228, 123810), (285, 99048), (342, 82540), (360, 78413), (380, 74286), (456, 61905), (570, 49524), (684, 41270), (760, 37143), (855, 33016), (1140, 24762), (1368, 20635), (1710, 16508), (2280, 12381), (3420, 8254), (4127, 6840)]