15825480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:675

約数の個数: 128

約数和(自身を含む): 54604800

約数和(自身を除く): 38779320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 631, 660, 760, 836, 1045, 1140, 1254, 1262, 1320, 1672, 1893, 2090, 2280, 2508, 2524, 3135, 3155, 3786, 4180, 5016, 5048, 6270, 6310, 6941, 7572, 8360, 9465, 11989, 12540, 12620, 13882, 15144, 18930, 20823, 23978, 25080, 25240, 27764, 34705, 35967, 37860, 41646, 47956, 55528, 59945, 69410, 71934, 75720, 83292, 95912, 104115, 119890, 131879, 138820, 143868, 166584, 179835, 208230, 239780, 263758, 277640, 287736, 359670, 395637, 416460, 479560, 527516, 659395, 719340, 791274, 832920, 1055032, 1318790, 1438680, 1582548, 1978185, 2637580, 3165096, 3956370, 5275160, 7912740, 15825480]

約数ペア:

[(1, 15825480), (2, 7912740), (3, 5275160), (4, 3956370), (5, 3165096), (6, 2637580), (8, 1978185), (10, 1582548), (11, 1438680), (12, 1318790), (15, 1055032), (19, 832920), (20, 791274), (22, 719340), (24, 659395), (30, 527516), (33, 479560), (38, 416460), (40, 395637), (44, 359670), (55, 287736), (57, 277640), (60, 263758), (66, 239780), (76, 208230), (88, 179835), (95, 166584), (110, 143868), (114, 138820), (120, 131879), (132, 119890), (152, 104115), (165, 95912), (190, 83292), (209, 75720), (220, 71934), (228, 69410), (264, 59945), (285, 55528), (330, 47956), (380, 41646), (418, 37860), (440, 35967), (456, 34705), (570, 27764), (627, 25240), (631, 25080), (660, 23978), (760, 20823), (836, 18930), (1045, 15144), (1140, 13882), (1254, 12620), (1262, 12540), (1320, 11989), (1672, 9465), (1893, 8360), (2090, 7572), (2280, 6941), (2508, 6310), (2524, 6270), (3135, 5048), (3155, 5016), (3786, 4180)]