639729480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3229}}^1$

素因数の和:3383

約数の個数: 128

約数和(自身を含む): 2083737600

約数和(自身を除く): 1444008120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 127, 130, 156, 195, 254, 260, 312, 381, 390, 508, 520, 635, 762, 780, 1016, 1270, 1524, 1560, 1651, 1905, 2540, 3048, 3229, 3302, 3810, 4953, 5080, 6458, 6604, 7620, 8255, 9687, 9906, 12916, 13208, 15240, 16145, 16510, 19374, 19812, 24765, 25832, 32290, 33020, 38748, 39624, 41977, 48435, 49530, 64580, 66040, 77496, 83954, 96870, 99060, 125931, 129160, 167908, 193740, 198120, 209885, 251862, 335816, 387480, 410083, 419770, 503724, 629655, 820166, 839540, 1007448, 1230249, 1259310, 1640332, 1679080, 2050415, 2460498, 2518620, 3280664, 4100830, 4920996, 5037240, 5331079, 6151245, 8201660, 9841992, 10662158, 12302490, 15993237, 16403320, 21324316, 24604980, 26655395, 31986474, 42648632, 49209960, 53310790, 63972948, 79966185, 106621580, 127945896, 159932370, 213243160, 319864740, 639729480]

約数ペア:

[(1, 639729480), (2, 319864740), (3, 213243160), (4, 159932370), (5, 127945896), (6, 106621580), (8, 79966185), (10, 63972948), (12, 53310790), (13, 49209960), (15, 42648632), (20, 31986474), (24, 26655395), (26, 24604980), (30, 21324316), (39, 16403320), (40, 15993237), (52, 12302490), (60, 10662158), (65, 9841992), (78, 8201660), (104, 6151245), (120, 5331079), (127, 5037240), (130, 4920996), (156, 4100830), (195, 3280664), (254, 2518620), (260, 2460498), (312, 2050415), (381, 1679080), (390, 1640332), (508, 1259310), (520, 1230249), (635, 1007448), (762, 839540), (780, 820166), (1016, 629655), (1270, 503724), (1524, 419770), (1560, 410083), (1651, 387480), (1905, 335816), (2540, 251862), (3048, 209885), (3229, 198120), (3302, 193740), (3810, 167908), (4953, 129160), (5080, 125931), (6458, 99060), (6604, 96870), (7620, 83954), (8255, 77496), (9687, 66040), (9906, 64580), (12916, 49530), (13208, 48435), (15240, 41977), (16145, 39624), (16510, 38748), (19374, 33020), (19812, 32290), (24765, 25832)]