71278320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 160

約数和(自身を含む): 231413760

約数和(自身を除く): 160135440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 71, 80, 89, 94, 120, 141, 142, 178, 188, 213, 235, 240, 267, 282, 284, 355, 356, 376, 426, 445, 470, 534, 564, 568, 705, 710, 712, 752, 852, 890, 940, 1065, 1068, 1128, 1136, 1335, 1410, 1420, 1424, 1704, 1780, 1880, 2130, 2136, 2256, 2670, 2820, 2840, 3337, 3408, 3560, 3760, 4183, 4260, 4272, 5340, 5640, 5680, 6319, 6674, 7120, 8366, 8520, 10011, 10680, 11280, 12549, 12638, 13348, 16685, 16732, 17040, 18957, 20022, 20915, 21360, 25098, 25276, 26696, 31595, 33370, 33464, 37914, 40044, 41830, 50055, 50196, 50552, 53392, 62745, 63190, 66740, 66928, 75828, 80088, 83660, 94785, 100110, 100392, 101104, 125490, 126380, 133480, 151656, 160176, 167320, 189570, 200220, 200784, 250980, 252760, 266960, 296993, 303312, 334640, 379140, 400440, 501960, 505520, 593986, 758280, 800880, 890979, 1003920, 1187972, 1484965, 1516560, 1781958, 2375944, 2969930, 3563916, 4454895, 4751888, 5939860, 7127832, 8909790, 11879720, 14255664, 17819580, 23759440, 35639160, 71278320]

約数ペア:

[(1, 71278320), (2, 35639160), (3, 23759440), (4, 17819580), (5, 14255664), (6, 11879720), (8, 8909790), (10, 7127832), (12, 5939860), (15, 4751888), (16, 4454895), (20, 3563916), (24, 2969930), (30, 2375944), (40, 1781958), (47, 1516560), (48, 1484965), (60, 1187972), (71, 1003920), (80, 890979), (89, 800880), (94, 758280), (120, 593986), (141, 505520), (142, 501960), (178, 400440), (188, 379140), (213, 334640), (235, 303312), (240, 296993), (267, 266960), (282, 252760), (284, 250980), (355, 200784), (356, 200220), (376, 189570), (426, 167320), (445, 160176), (470, 151656), (534, 133480), (564, 126380), (568, 125490), (705, 101104), (710, 100392), (712, 100110), (752, 94785), (852, 83660), (890, 80088), (940, 75828), (1065, 66928), (1068, 66740), (1128, 63190), (1136, 62745), (1335, 53392), (1410, 50552), (1420, 50196), (1424, 50055), (1704, 41830), (1780, 40044), (1880, 37914), (2130, 33464), (2136, 33370), (2256, 31595), (2670, 26696), (2820, 25276), (2840, 25098), (3337, 21360), (3408, 20915), (3560, 20022), (3760, 18957), (4183, 17040), (4260, 16732), (4272, 16685), (5340, 13348), (5640, 12638), (5680, 12549), (6319, 11280), (6674, 10680), (7120, 10011), (8366, 8520)]