178977240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:426

約数の個数: 192

約数和(自身を含む): 632923200

約数和(自身を除く): 453945960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 167, 180, 195, 229, 234, 260, 312, 334, 360, 390, 458, 468, 501, 520, 585, 668, 687, 780, 835, 916, 936, 1002, 1145, 1170, 1336, 1374, 1503, 1560, 1670, 1832, 2004, 2061, 2171, 2290, 2340, 2505, 2748, 2977, 3006, 3340, 3435, 4008, 4122, 4342, 4580, 4680, 5010, 5496, 5954, 6012, 6513, 6680, 6870, 7515, 8244, 8684, 8931, 9160, 10020, 10305, 10855, 11908, 12024, 13026, 13740, 14885, 15030, 16488, 17368, 17862, 19539, 20040, 20610, 21710, 23816, 26052, 26793, 27480, 29770, 30060, 32565, 35724, 38243, 39078, 41220, 43420, 44655, 52104, 53586, 59540, 60120, 65130, 71448, 76486, 78156, 82440, 86840, 89310, 97695, 107172, 114729, 119080, 130260, 133965, 152972, 156312, 178620, 191215, 195390, 214344, 229458, 260520, 267930, 305944, 344187, 357240, 382430, 390780, 458916, 497159, 535860, 573645, 688374, 764860, 781560, 917832, 994318, 1071720, 1147290, 1376748, 1491477, 1529720, 1720935, 1988636, 2294580, 2485795, 2753496, 2982954, 3441870, 3977272, 4474431, 4589160, 4971590, 5965908, 6883740, 7457385, 8948862, 9943180, 11931816, 13767480, 14914770, 17897724, 19886360, 22372155, 29829540, 35795448, 44744310, 59659080, 89488620, 178977240]

約数ペア:

[(1, 178977240), (2, 89488620), (3, 59659080), (4, 44744310), (5, 35795448), (6, 29829540), (8, 22372155), (9, 19886360), (10, 17897724), (12, 14914770), (13, 13767480), (15, 11931816), (18, 9943180), (20, 8948862), (24, 7457385), (26, 6883740), (30, 5965908), (36, 4971590), (39, 4589160), (40, 4474431), (45, 3977272), (52, 3441870), (60, 2982954), (65, 2753496), (72, 2485795), (78, 2294580), (90, 1988636), (104, 1720935), (117, 1529720), (120, 1491477), (130, 1376748), (156, 1147290), (167, 1071720), (180, 994318), (195, 917832), (229, 781560), (234, 764860), (260, 688374), (312, 573645), (334, 535860), (360, 497159), (390, 458916), (458, 390780), (468, 382430), (501, 357240), (520, 344187), (585, 305944), (668, 267930), (687, 260520), (780, 229458), (835, 214344), (916, 195390), (936, 191215), (1002, 178620), (1145, 156312), (1170, 152972), (1336, 133965), (1374, 130260), (1503, 119080), (1560, 114729), (1670, 107172), (1832, 97695), (2004, 89310), (2061, 86840), (2171, 82440), (2290, 78156), (2340, 76486), (2505, 71448), (2748, 65130), (2977, 60120), (3006, 59540), (3340, 53586), (3435, 52104), (4008, 44655), (4122, 43420), (4342, 41220), (4580, 39078), (4680, 38243), (5010, 35724), (5496, 32565), (5954, 30060), (6012, 29770), (6513, 27480), (6680, 26793), (6870, 26052), (7515, 23816), (8244, 21710), (8684, 20610), (8931, 20040), (9160, 19539), (10020, 17862), (10305, 17368), (10855, 16488), (11908, 15030), (12024, 14885), (13026, 13740)]