72041520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:491

約数の個数: 160

約数和(自身を含む): 241127424

約数和(自身を除く): 169085904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 240, 248, 276, 310, 345, 368, 372, 421, 460, 465, 496, 552, 620, 690, 713, 744, 842, 920, 930, 1104, 1240, 1263, 1380, 1426, 1488, 1684, 1840, 1860, 2105, 2139, 2480, 2526, 2760, 2852, 3368, 3565, 3720, 4210, 4278, 5052, 5520, 5704, 6315, 6736, 7130, 7440, 8420, 8556, 9683, 10104, 10695, 11408, 12630, 13051, 14260, 16840, 17112, 19366, 20208, 21390, 25260, 26102, 28520, 29049, 33680, 34224, 38732, 39153, 42780, 48415, 50520, 52204, 57040, 58098, 65255, 77464, 78306, 85560, 96830, 101040, 104408, 116196, 130510, 145245, 154928, 156612, 171120, 193660, 195765, 208816, 232392, 261020, 290490, 300173, 313224, 387320, 391530, 464784, 522040, 580980, 600346, 626448, 774640, 783060, 900519, 1044080, 1161960, 1200692, 1500865, 1566120, 1801038, 2323920, 2401384, 3001730, 3132240, 3602076, 4502595, 4802768, 6003460, 7204152, 9005190, 12006920, 14408304, 18010380, 24013840, 36020760, 72041520]

約数ペア:

[(1, 72041520), (2, 36020760), (3, 24013840), (4, 18010380), (5, 14408304), (6, 12006920), (8, 9005190), (10, 7204152), (12, 6003460), (15, 4802768), (16, 4502595), (20, 3602076), (23, 3132240), (24, 3001730), (30, 2401384), (31, 2323920), (40, 1801038), (46, 1566120), (48, 1500865), (60, 1200692), (62, 1161960), (69, 1044080), (80, 900519), (92, 783060), (93, 774640), (115, 626448), (120, 600346), (124, 580980), (138, 522040), (155, 464784), (184, 391530), (186, 387320), (230, 313224), (240, 300173), (248, 290490), (276, 261020), (310, 232392), (345, 208816), (368, 195765), (372, 193660), (421, 171120), (460, 156612), (465, 154928), (496, 145245), (552, 130510), (620, 116196), (690, 104408), (713, 101040), (744, 96830), (842, 85560), (920, 78306), (930, 77464), (1104, 65255), (1240, 58098), (1263, 57040), (1380, 52204), (1426, 50520), (1488, 48415), (1684, 42780), (1840, 39153), (1860, 38732), (2105, 34224), (2139, 33680), (2480, 29049), (2526, 28520), (2760, 26102), (2852, 25260), (3368, 21390), (3565, 20208), (3720, 19366), (4210, 17112), (4278, 16840), (5052, 14260), (5520, 13051), (5704, 12630), (6315, 11408), (6736, 10695), (7130, 10104), (7440, 9683), (8420, 8556)]