72373840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:441

約数の個数: 160

約数和(自身を含む): 217128960

約数和(自身を除く): 144755120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 379, 385, 434, 440, 496, 560, 616, 620, 682, 758, 770, 868, 880, 1085, 1232, 1240, 1364, 1516, 1540, 1705, 1736, 1895, 2170, 2387, 2480, 2653, 2728, 3032, 3080, 3410, 3472, 3790, 4169, 4340, 4774, 5306, 5456, 6064, 6160, 6820, 7580, 8338, 8680, 9548, 10612, 11749, 11935, 13265, 13640, 15160, 16676, 17360, 19096, 20845, 21224, 23498, 23870, 26530, 27280, 29183, 30320, 33352, 38192, 41690, 42448, 46996, 47740, 53060, 58366, 58745, 66704, 82243, 83380, 93992, 95480, 106120, 116732, 117490, 129239, 145915, 164486, 166760, 187984, 190960, 212240, 233464, 234980, 258478, 291830, 328972, 333520, 411215, 466928, 469960, 516956, 583660, 646195, 657944, 822430, 904673, 939920, 1033912, 1167320, 1292390, 1315888, 1644860, 1809346, 2067824, 2334640, 2584780, 3289720, 3618692, 4523365, 5169560, 6579440, 7237384, 9046730, 10339120, 14474768, 18093460, 36186920, 72373840]

約数ペア:

[(1, 72373840), (2, 36186920), (4, 18093460), (5, 14474768), (7, 10339120), (8, 9046730), (10, 7237384), (11, 6579440), (14, 5169560), (16, 4523365), (20, 3618692), (22, 3289720), (28, 2584780), (31, 2334640), (35, 2067824), (40, 1809346), (44, 1644860), (55, 1315888), (56, 1292390), (62, 1167320), (70, 1033912), (77, 939920), (80, 904673), (88, 822430), (110, 657944), (112, 646195), (124, 583660), (140, 516956), (154, 469960), (155, 466928), (176, 411215), (217, 333520), (220, 328972), (248, 291830), (280, 258478), (308, 234980), (310, 233464), (341, 212240), (379, 190960), (385, 187984), (434, 166760), (440, 164486), (496, 145915), (560, 129239), (616, 117490), (620, 116732), (682, 106120), (758, 95480), (770, 93992), (868, 83380), (880, 82243), (1085, 66704), (1232, 58745), (1240, 58366), (1364, 53060), (1516, 47740), (1540, 46996), (1705, 42448), (1736, 41690), (1895, 38192), (2170, 33352), (2387, 30320), (2480, 29183), (2653, 27280), (2728, 26530), (3032, 23870), (3080, 23498), (3410, 21224), (3472, 20845), (3790, 19096), (4169, 17360), (4340, 16676), (4774, 15160), (5306, 13640), (5456, 13265), (6064, 11935), (6160, 11749), (6820, 10612), (7580, 9548), (8338, 8680)]