660787920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{311}}^1$

素因数の和:570

約数の個数: 240

約数和(自身を含む): 2408095872

約数和(自身を除く): 1747307952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 227, 234, 240, 260, 311, 312, 360, 390, 454, 468, 520, 585, 622, 624, 681, 720, 780, 908, 933, 936, 1040, 1135, 1170, 1244, 1362, 1555, 1560, 1816, 1866, 1872, 2043, 2270, 2340, 2488, 2724, 2799, 2951, 3110, 3120, 3405, 3632, 3732, 4043, 4086, 4540, 4665, 4680, 4976, 5448, 5598, 5902, 6220, 6810, 7464, 8086, 8172, 8853, 9080, 9330, 9360, 10215, 10896, 11196, 11804, 12129, 12440, 13620, 13995, 14755, 14928, 16172, 16344, 17706, 18160, 18660, 20215, 20430, 22392, 23608, 24258, 24880, 26559, 27240, 27990, 29510, 32344, 32688, 35412, 36387, 37320, 40430, 40860, 44265, 44784, 47216, 48516, 53118, 54480, 55980, 59020, 60645, 64688, 70597, 70824, 72774, 74640, 80860, 81720, 88530, 97032, 106236, 111960, 118040, 121290, 132795, 141194, 141648, 145548, 161720, 163440, 177060, 181935, 194064, 211791, 212472, 223920, 236080, 242580, 265590, 282388, 291096, 323440, 352985, 354120, 363870, 423582, 424944, 485160, 531180, 564776, 582192, 635373, 705970, 708240, 727740, 847164, 917761, 970320, 1058955, 1062360, 1129552, 1270746, 1411940, 1455480, 1694328, 1835522, 2117910, 2124720, 2541492, 2753283, 2823880, 2910960, 3176865, 3388656, 3671044, 4235820, 4588805, 5082984, 5506566, 5647760, 6353730, 7342088, 8259849, 8471640, 9177610, 10165968, 11013132, 12707460, 13766415, 14684176, 16519698, 16943280, 18355220, 22026264, 25414920, 27532830, 33039396, 36710440, 41299245, 44052528, 50829840, 55065660, 66078792, 73420880, 82598490, 110131320, 132157584, 165196980, 220262640, 330393960, 660787920]

約数ペア:

[(1, 660787920), (2, 330393960), (3, 220262640), (4, 165196980), (5, 132157584), (6, 110131320), (8, 82598490), (9, 73420880), (10, 66078792), (12, 55065660), (13, 50829840), (15, 44052528), (16, 41299245), (18, 36710440), (20, 33039396), (24, 27532830), (26, 25414920), (30, 22026264), (36, 18355220), (39, 16943280), (40, 16519698), (45, 14684176), (48, 13766415), (52, 12707460), (60, 11013132), (65, 10165968), (72, 9177610), (78, 8471640), (80, 8259849), (90, 7342088), (104, 6353730), (117, 5647760), (120, 5506566), (130, 5082984), (144, 4588805), (156, 4235820), (180, 3671044), (195, 3388656), (208, 3176865), (227, 2910960), (234, 2823880), (240, 2753283), (260, 2541492), (311, 2124720), (312, 2117910), (360, 1835522), (390, 1694328), (454, 1455480), (468, 1411940), (520, 1270746), (585, 1129552), (622, 1062360), (624, 1058955), (681, 970320), (720, 917761), (780, 847164), (908, 727740), (933, 708240), (936, 705970), (1040, 635373), (1135, 582192), (1170, 564776), (1244, 531180), (1362, 485160), (1555, 424944), (1560, 423582), (1816, 363870), (1866, 354120), (1872, 352985), (2043, 323440), (2270, 291096), (2340, 282388), (2488, 265590), (2724, 242580), (2799, 236080), (2951, 223920), (3110, 212472), (3120, 211791), (3405, 194064), (3632, 181935), (3732, 177060), (4043, 163440), (4086, 161720), (4540, 145548), (4665, 141648), (4680, 141194), (4976, 132795), (5448, 121290), (5598, 118040), (5902, 111960), (6220, 106236), (6810, 97032), (7464, 88530), (8086, 81720), (8172, 80860), (8853, 74640), (9080, 72774), (9330, 70824), (9360, 70597), (10215, 64688), (10896, 60645), (11196, 59020), (11804, 55980), (12129, 54480), (12440, 53118), (13620, 48516), (13995, 47216), (14755, 44784), (14928, 44265), (16172, 40860), (16344, 40430), (17706, 37320), (18160, 36387), (18660, 35412), (20215, 32688), (20430, 32344), (22392, 29510), (23608, 27990), (24258, 27240), (24880, 26559)]