71313270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 209986560

約数和(自身を除く): 138673290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 61, 70, 95, 105, 114, 122, 133, 183, 190, 210, 266, 285, 293, 305, 366, 399, 427, 570, 586, 610, 665, 798, 854, 879, 915, 1159, 1281, 1330, 1465, 1758, 1830, 1995, 2051, 2135, 2318, 2562, 2930, 3477, 3990, 4102, 4270, 4395, 5567, 5795, 6153, 6405, 6954, 8113, 8790, 10255, 11134, 11590, 12306, 12810, 16226, 16701, 17385, 17873, 20510, 24339, 27835, 30765, 33402, 34770, 35746, 38969, 40565, 48678, 53619, 55670, 61530, 77938, 81130, 83505, 89365, 107238, 116907, 121695, 125111, 167010, 178730, 194845, 233814, 243390, 250222, 268095, 339587, 375333, 389690, 536190, 584535, 625555, 679174, 750666, 1018761, 1169070, 1251110, 1697935, 1876665, 2037522, 2377109, 3395870, 3753330, 4754218, 5093805, 7131327, 10187610, 11885545, 14262654, 23771090, 35656635, 71313270]

約数ペア:

[(1, 71313270), (2, 35656635), (3, 23771090), (5, 14262654), (6, 11885545), (7, 10187610), (10, 7131327), (14, 5093805), (15, 4754218), (19, 3753330), (21, 3395870), (30, 2377109), (35, 2037522), (38, 1876665), (42, 1697935), (57, 1251110), (61, 1169070), (70, 1018761), (95, 750666), (105, 679174), (114, 625555), (122, 584535), (133, 536190), (183, 389690), (190, 375333), (210, 339587), (266, 268095), (285, 250222), (293, 243390), (305, 233814), (366, 194845), (399, 178730), (427, 167010), (570, 125111), (586, 121695), (610, 116907), (665, 107238), (798, 89365), (854, 83505), (879, 81130), (915, 77938), (1159, 61530), (1281, 55670), (1330, 53619), (1465, 48678), (1758, 40565), (1830, 38969), (1995, 35746), (2051, 34770), (2135, 33402), (2318, 30765), (2562, 27835), (2930, 24339), (3477, 20510), (3990, 17873), (4102, 17385), (4270, 16701), (4395, 16226), (5567, 12810), (5795, 12306), (6153, 11590), (6405, 11134), (6954, 10255), (8113, 8790)]