320941920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2707}}^1$

素因数の和:2757

約数の個数: 192

約数和(自身を含む): 1146458880

約数和(自身を除く): 825516960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 96, 104, 114, 120, 130, 152, 156, 160, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 416, 456, 480, 494, 520, 570, 608, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1248, 1482, 1520, 1560, 1824, 1976, 2080, 2280, 2470, 2707, 2964, 3040, 3120, 3705, 3952, 4560, 4940, 5414, 5928, 6240, 7410, 7904, 8121, 9120, 9880, 10828, 11856, 13535, 14820, 16242, 19760, 21656, 23712, 27070, 29640, 32484, 35191, 39520, 40605, 43312, 51433, 54140, 59280, 64968, 70382, 81210, 86624, 102866, 105573, 108280, 118560, 129936, 140764, 154299, 162420, 175955, 205732, 211146, 216560, 257165, 259872, 281528, 308598, 324840, 351910, 411464, 422292, 433120, 514330, 527865, 563056, 617196, 649680, 668629, 703820, 771495, 822928, 844584, 1028660, 1055730, 1126112, 1234392, 1299360, 1337258, 1407640, 1542990, 1645856, 1689168, 2005887, 2057320, 2111460, 2468784, 2674516, 2815280, 3085980, 3343145, 3378336, 4011774, 4114640, 4222920, 4937568, 5349032, 5630560, 6171960, 6686290, 8023548, 8229280, 8445840, 10029435, 10698064, 12343920, 13372580, 16047096, 16891680, 20058870, 21396128, 24687840, 26745160, 32094192, 40117740, 53490320, 64188384, 80235480, 106980640, 160470960, 320941920]

約数ペア:

[(1, 320941920), (2, 160470960), (3, 106980640), (4, 80235480), (5, 64188384), (6, 53490320), (8, 40117740), (10, 32094192), (12, 26745160), (13, 24687840), (15, 21396128), (16, 20058870), (19, 16891680), (20, 16047096), (24, 13372580), (26, 12343920), (30, 10698064), (32, 10029435), (38, 8445840), (39, 8229280), (40, 8023548), (48, 6686290), (52, 6171960), (57, 5630560), (60, 5349032), (65, 4937568), (76, 4222920), (78, 4114640), (80, 4011774), (95, 3378336), (96, 3343145), (104, 3085980), (114, 2815280), (120, 2674516), (130, 2468784), (152, 2111460), (156, 2057320), (160, 2005887), (190, 1689168), (195, 1645856), (208, 1542990), (228, 1407640), (240, 1337258), (247, 1299360), (260, 1234392), (285, 1126112), (304, 1055730), (312, 1028660), (380, 844584), (390, 822928), (416, 771495), (456, 703820), (480, 668629), (494, 649680), (520, 617196), (570, 563056), (608, 527865), (624, 514330), (741, 433120), (760, 422292), (780, 411464), (912, 351910), (988, 324840), (1040, 308598), (1140, 281528), (1235, 259872), (1248, 257165), (1482, 216560), (1520, 211146), (1560, 205732), (1824, 175955), (1976, 162420), (2080, 154299), (2280, 140764), (2470, 129936), (2707, 118560), (2964, 108280), (3040, 105573), (3120, 102866), (3705, 86624), (3952, 81210), (4560, 70382), (4940, 64968), (5414, 59280), (5928, 54140), (6240, 51433), (7410, 43312), (7904, 40605), (8121, 39520), (9120, 35191), (9880, 32484), (10828, 29640), (11856, 27070), (13535, 23712), (14820, 21656), (16242, 19760)]