1289860260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:630

約数の個数: 192

約数和(自身を含む): 4064256000

約数和(自身を除く): 2774395740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 127, 130, 145, 156, 174, 195, 254, 260, 290, 348, 377, 381, 390, 435, 449, 508, 580, 635, 754, 762, 780, 870, 898, 1131, 1270, 1347, 1508, 1524, 1651, 1740, 1796, 1885, 1905, 2245, 2262, 2540, 2694, 3302, 3683, 3770, 3810, 4490, 4524, 4953, 5388, 5655, 5837, 6604, 6735, 7366, 7540, 7620, 8255, 8980, 9906, 11049, 11310, 11674, 13021, 13470, 14732, 16510, 17511, 18415, 19812, 22098, 22620, 23348, 24765, 26042, 26940, 29185, 33020, 35022, 36830, 39063, 44196, 47879, 49530, 52084, 55245, 57023, 58370, 65105, 70044, 73660, 78126, 87555, 95758, 99060, 110490, 114046, 116740, 130210, 143637, 156252, 169273, 171069, 175110, 191516, 195315, 220980, 228092, 239395, 260420, 285115, 287274, 338546, 342138, 350220, 390630, 478790, 507819, 570230, 574548, 677092, 684276, 718185, 741299, 781260, 846365, 855345, 957580, 1015638, 1140460, 1436370, 1482598, 1653667, 1692730, 1710690, 2031276, 2223897, 2539095, 2872740, 2965196, 3307334, 3385460, 3421380, 3706495, 4447794, 4961001, 5078190, 6614668, 7412990, 8268335, 8895588, 9922002, 10156380, 11119485, 14825980, 16536670, 19844004, 21497671, 22238970, 24805005, 33073340, 42995342, 44477940, 49610010, 64493013, 85990684, 99220020, 107488355, 128986026, 214976710, 257972052, 322465065, 429953420, 644930130, 1289860260]

約数ペア:

[(1, 1289860260), (2, 644930130), (3, 429953420), (4, 322465065), (5, 257972052), (6, 214976710), (10, 128986026), (12, 107488355), (13, 99220020), (15, 85990684), (20, 64493013), (26, 49610010), (29, 44477940), (30, 42995342), (39, 33073340), (52, 24805005), (58, 22238970), (60, 21497671), (65, 19844004), (78, 16536670), (87, 14825980), (116, 11119485), (127, 10156380), (130, 9922002), (145, 8895588), (156, 8268335), (174, 7412990), (195, 6614668), (254, 5078190), (260, 4961001), (290, 4447794), (348, 3706495), (377, 3421380), (381, 3385460), (390, 3307334), (435, 2965196), (449, 2872740), (508, 2539095), (580, 2223897), (635, 2031276), (754, 1710690), (762, 1692730), (780, 1653667), (870, 1482598), (898, 1436370), (1131, 1140460), (1270, 1015638), (1347, 957580), (1508, 855345), (1524, 846365), (1651, 781260), (1740, 741299), (1796, 718185), (1885, 684276), (1905, 677092), (2245, 574548), (2262, 570230), (2540, 507819), (2694, 478790), (3302, 390630), (3683, 350220), (3770, 342138), (3810, 338546), (4490, 287274), (4524, 285115), (4953, 260420), (5388, 239395), (5655, 228092), (5837, 220980), (6604, 195315), (6735, 191516), (7366, 175110), (7540, 171069), (7620, 169273), (8255, 156252), (8980, 143637), (9906, 130210), (11049, 116740), (11310, 114046), (11674, 110490), (13021, 99060), (13470, 95758), (14732, 87555), (16510, 78126), (17511, 73660), (18415, 70044), (19812, 65105), (22098, 58370), (22620, 57023), (23348, 55245), (24765, 52084), (26042, 49530), (26940, 47879), (29185, 44196), (33020, 39063), (35022, 36830)]