61172020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 174988800

約数和(自身を除く): 113816780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 29, 35, 38, 52, 58, 61, 65, 70, 76, 91, 95, 116, 122, 130, 133, 140, 145, 182, 190, 203, 244, 247, 260, 266, 290, 305, 364, 377, 380, 406, 427, 455, 494, 532, 551, 580, 610, 665, 754, 793, 812, 854, 910, 988, 1015, 1102, 1159, 1220, 1235, 1330, 1508, 1586, 1708, 1729, 1769, 1820, 1885, 2030, 2135, 2204, 2318, 2470, 2639, 2660, 2755, 3172, 3458, 3538, 3770, 3857, 3965, 4060, 4270, 4636, 4940, 5278, 5510, 5551, 5795, 6916, 7076, 7163, 7540, 7714, 7930, 8113, 8540, 8645, 8845, 10556, 11020, 11102, 11590, 12383, 13195, 14326, 15067, 15428, 15860, 16226, 17290, 17690, 19285, 22204, 22997, 23180, 24766, 26390, 27755, 28652, 30134, 32452, 33611, 34580, 35380, 35815, 38570, 40565, 45994, 49532, 50141, 52780, 55510, 60268, 61915, 67222, 71630, 75335, 77140, 81130, 91988, 100282, 105469, 111020, 114985, 123830, 134444, 143260, 150670, 160979, 162260, 168055, 200564, 210938, 229970, 235277, 247660, 250705, 301340, 321958, 336110, 421876, 436943, 459940, 470554, 501410, 527345, 643916, 672220, 804895, 873886, 941108, 1002820, 1054690, 1176385, 1609790, 1747772, 2109380, 2184715, 2352770, 3058601, 3219580, 4369430, 4705540, 6117202, 8738860, 12234404, 15293005, 30586010, 61172020]

約数ペア:

[(1, 61172020), (2, 30586010), (4, 15293005), (5, 12234404), (7, 8738860), (10, 6117202), (13, 4705540), (14, 4369430), (19, 3219580), (20, 3058601), (26, 2352770), (28, 2184715), (29, 2109380), (35, 1747772), (38, 1609790), (52, 1176385), (58, 1054690), (61, 1002820), (65, 941108), (70, 873886), (76, 804895), (91, 672220), (95, 643916), (116, 527345), (122, 501410), (130, 470554), (133, 459940), (140, 436943), (145, 421876), (182, 336110), (190, 321958), (203, 301340), (244, 250705), (247, 247660), (260, 235277), (266, 229970), (290, 210938), (305, 200564), (364, 168055), (377, 162260), (380, 160979), (406, 150670), (427, 143260), (455, 134444), (494, 123830), (532, 114985), (551, 111020), (580, 105469), (610, 100282), (665, 91988), (754, 81130), (793, 77140), (812, 75335), (854, 71630), (910, 67222), (988, 61915), (1015, 60268), (1102, 55510), (1159, 52780), (1220, 50141), (1235, 49532), (1330, 45994), (1508, 40565), (1586, 38570), (1708, 35815), (1729, 35380), (1769, 34580), (1820, 33611), (1885, 32452), (2030, 30134), (2135, 28652), (2204, 27755), (2318, 26390), (2470, 24766), (2639, 23180), (2660, 22997), (2755, 22204), (3172, 19285), (3458, 17690), (3538, 17290), (3770, 16226), (3857, 15860), (3965, 15428), (4060, 15067), (4270, 14326), (4636, 13195), (4940, 12383), (5278, 11590), (5510, 11102), (5551, 11020), (5795, 10556), (6916, 8845), (7076, 8645), (7163, 8540), (7540, 8113), (7714, 7930)]