1617756520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{4871}}^1$

素因数の和:4943

約数の個数: 96

約数和(自身を含む): 4009461120

約数和(自身を除く): 2391704600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 361, 380, 437, 460, 722, 760, 874, 920, 1444, 1748, 1805, 2185, 2888, 3496, 3610, 4370, 4871, 7220, 8303, 8740, 9742, 14440, 16606, 17480, 19484, 24355, 33212, 38968, 41515, 48710, 66424, 83030, 92549, 97420, 112033, 166060, 185098, 194840, 224066, 332120, 370196, 448132, 462745, 560165, 740392, 896264, 925490, 1120330, 1758431, 1850980, 2128627, 2240660, 3516862, 3701960, 4257254, 4481320, 7033724, 8514508, 8792155, 10643135, 14067448, 17029016, 17584310, 21286270, 35168620, 40443913, 42572540, 70337240, 80887826, 85145080, 161775652, 202219565, 323551304, 404439130, 808878260, 1617756520]

約数ペア:

[(1, 1617756520), (2, 808878260), (4, 404439130), (5, 323551304), (8, 202219565), (10, 161775652), (19, 85145080), (20, 80887826), (23, 70337240), (38, 42572540), (40, 40443913), (46, 35168620), (76, 21286270), (92, 17584310), (95, 17029016), (115, 14067448), (152, 10643135), (184, 8792155), (190, 8514508), (230, 7033724), (361, 4481320), (380, 4257254), (437, 3701960), (460, 3516862), (722, 2240660), (760, 2128627), (874, 1850980), (920, 1758431), (1444, 1120330), (1748, 925490), (1805, 896264), (2185, 740392), (2888, 560165), (3496, 462745), (3610, 448132), (4370, 370196), (4871, 332120), (7220, 224066), (8303, 194840), (8740, 185098), (9742, 166060), (14440, 112033), (16606, 97420), (17480, 92549), (19484, 83030), (24355, 66424), (33212, 48710), (38968, 41515)]