31082220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 104569920

約数和(自身を除く): 73487700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 37, 39, 45, 52, 60, 65, 74, 78, 90, 111, 117, 130, 148, 156, 180, 185, 195, 222, 234, 260, 333, 359, 370, 390, 444, 468, 481, 555, 585, 666, 718, 740, 780, 962, 1077, 1110, 1170, 1332, 1436, 1443, 1665, 1795, 1924, 2154, 2220, 2340, 2405, 2886, 3231, 3330, 3590, 4308, 4329, 4667, 4810, 5385, 5772, 6462, 6660, 7180, 7215, 8658, 9334, 9620, 10770, 12924, 13283, 14001, 14430, 16155, 17316, 18668, 21540, 21645, 23335, 26566, 28002, 28860, 32310, 39849, 42003, 43290, 46670, 53132, 56004, 64620, 66415, 70005, 79698, 84006, 86580, 93340, 119547, 132830, 140010, 159396, 168012, 172679, 199245, 210015, 239094, 265660, 280020, 345358, 398490, 420030, 478188, 518037, 597735, 690716, 796980, 840060, 863395, 1036074, 1195470, 1554111, 1726790, 2072148, 2390940, 2590185, 3108222, 3453580, 5180370, 6216444, 7770555, 10360740, 15541110, 31082220]

約数ペア:

[(1, 31082220), (2, 15541110), (3, 10360740), (4, 7770555), (5, 6216444), (6, 5180370), (9, 3453580), (10, 3108222), (12, 2590185), (13, 2390940), (15, 2072148), (18, 1726790), (20, 1554111), (26, 1195470), (30, 1036074), (36, 863395), (37, 840060), (39, 796980), (45, 690716), (52, 597735), (60, 518037), (65, 478188), (74, 420030), (78, 398490), (90, 345358), (111, 280020), (117, 265660), (130, 239094), (148, 210015), (156, 199245), (180, 172679), (185, 168012), (195, 159396), (222, 140010), (234, 132830), (260, 119547), (333, 93340), (359, 86580), (370, 84006), (390, 79698), (444, 70005), (468, 66415), (481, 64620), (555, 56004), (585, 53132), (666, 46670), (718, 43290), (740, 42003), (780, 39849), (962, 32310), (1077, 28860), (1110, 28002), (1170, 26566), (1332, 23335), (1436, 21645), (1443, 21540), (1665, 18668), (1795, 17316), (1924, 16155), (2154, 14430), (2220, 14001), (2340, 13283), (2405, 12924), (2886, 10770), (3231, 9620), (3330, 9334), (3590, 8658), (4308, 7215), (4329, 7180), (4667, 6660), (4810, 6462), (5385, 5772)]