491760240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89087}}^1$

素因数の和:89126

約数の個数: 80

約数和(自身を含む): 1590755328

約数和(自身を除く): 1098995088

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, 89087, 178174, 267261, 356348, 445435, 534522, 712696, 890870, 1069044, 1336305, 1425392, 1781740, 2049001, 2138088, 2672610, 3563480, 4098002, 4276176, 5345220, 6147003, 7126960, 8196004, 10245005, 10690440, 12294006, 16392008, 20490010, 21380880, 24588012, 30735015, 32784016, 40980020, 49176024, 61470030, 81960040, 98352048, 122940060, 163920080, 245880120, 491760240]

約数ペア:

[(1, 491760240), (2, 245880120), (3, 163920080), (4, 122940060), (5, 98352048), (6, 81960040), (8, 61470030), (10, 49176024), (12, 40980020), (15, 32784016), (16, 30735015), (20, 24588012), (23, 21380880), (24, 20490010), (30, 16392008), (40, 12294006), (46, 10690440), (48, 10245005), (60, 8196004), (69, 7126960), (80, 6147003), (92, 5345220), (115, 4276176), (120, 4098002), (138, 3563480), (184, 2672610), (230, 2138088), (240, 2049001), (276, 1781740), (345, 1425392), (368, 1336305), (460, 1069044), (552, 890870), (690, 712696), (920, 534522), (1104, 445435), (1380, 356348), (1840, 267261), (2760, 178174), (5520, 89087)]