1864394490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2777}}^1$

素因数の和:2956

約数の個数: 128

約数和(自身を含む): 5376430080

約数和(自身を除く): 3512035590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 139, 161, 210, 230, 278, 322, 345, 417, 483, 690, 695, 805, 834, 966, 973, 1390, 1610, 1946, 2085, 2415, 2777, 2919, 3197, 4170, 4830, 4865, 5554, 5838, 6394, 8331, 9591, 9730, 13885, 14595, 15985, 16662, 19182, 19439, 22379, 27770, 29190, 31970, 38878, 41655, 44758, 47955, 58317, 63871, 67137, 83310, 95910, 97195, 111895, 116634, 127742, 134274, 191613, 194390, 223790, 291585, 319355, 335685, 383226, 386003, 447097, 583170, 638710, 671370, 772006, 894194, 958065, 1158009, 1341291, 1916130, 1930015, 2235485, 2316018, 2682582, 2702021, 3860030, 4470970, 5404042, 5790045, 6706455, 8106063, 8878069, 11580090, 13412910, 13510105, 16212126, 17756138, 26634207, 27020210, 40530315, 44390345, 53268414, 62146483, 81060630, 88780690, 124292966, 133171035, 186439449, 266342070, 310732415, 372878898, 621464830, 932197245, 1864394490]

約数ペア:

[(1, 1864394490), (2, 932197245), (3, 621464830), (5, 372878898), (6, 310732415), (7, 266342070), (10, 186439449), (14, 133171035), (15, 124292966), (21, 88780690), (23, 81060630), (30, 62146483), (35, 53268414), (42, 44390345), (46, 40530315), (69, 27020210), (70, 26634207), (105, 17756138), (115, 16212126), (138, 13510105), (139, 13412910), (161, 11580090), (210, 8878069), (230, 8106063), (278, 6706455), (322, 5790045), (345, 5404042), (417, 4470970), (483, 3860030), (690, 2702021), (695, 2682582), (805, 2316018), (834, 2235485), (966, 1930015), (973, 1916130), (1390, 1341291), (1610, 1158009), (1946, 958065), (2085, 894194), (2415, 772006), (2777, 671370), (2919, 638710), (3197, 583170), (4170, 447097), (4830, 386003), (4865, 383226), (5554, 335685), (5838, 319355), (6394, 291585), (8331, 223790), (9591, 194390), (9730, 191613), (13885, 134274), (14595, 127742), (15985, 116634), (16662, 111895), (19182, 97195), (19439, 95910), (22379, 83310), (27770, 67137), (29190, 63871), (31970, 58317), (38878, 47955), (41655, 44758)]