30440760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 110315520

約数和(自身を除く): 79874760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 167, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 334, 372, 392, 420, 434, 465, 490, 501, 588, 620, 651, 668, 735, 744, 835, 840, 868, 930, 980, 1002, 1085, 1169, 1176, 1240, 1302, 1336, 1470, 1519, 1670, 1736, 1860, 1960, 2004, 2170, 2338, 2505, 2604, 2940, 3038, 3255, 3340, 3507, 3720, 4008, 4340, 4557, 4676, 5010, 5177, 5208, 5845, 5880, 6076, 6510, 6680, 7014, 7595, 8183, 8680, 9114, 9352, 10020, 10354, 11690, 12152, 13020, 14028, 15190, 15531, 16366, 17535, 18228, 20040, 20708, 22785, 23380, 24549, 25885, 26040, 28056, 30380, 31062, 32732, 35070, 36239, 36456, 40915, 41416, 45570, 46760, 49098, 51770, 60760, 62124, 65464, 70140, 72478, 77655, 81830, 91140, 98196, 103540, 108717, 122745, 124248, 140280, 144956, 155310, 163660, 181195, 182280, 196392, 207080, 217434, 245490, 253673, 289912, 310620, 327320, 362390, 434868, 490980, 507346, 543585, 621240, 724780, 761019, 869736, 981960, 1014692, 1087170, 1268365, 1449560, 1522038, 2029384, 2174340, 2536730, 3044076, 3805095, 4348680, 5073460, 6088152, 7610190, 10146920, 15220380, 30440760]

約数ペア:

[(1, 30440760), (2, 15220380), (3, 10146920), (4, 7610190), (5, 6088152), (6, 5073460), (7, 4348680), (8, 3805095), (10, 3044076), (12, 2536730), (14, 2174340), (15, 2029384), (20, 1522038), (21, 1449560), (24, 1268365), (28, 1087170), (30, 1014692), (31, 981960), (35, 869736), (40, 761019), (42, 724780), (49, 621240), (56, 543585), (60, 507346), (62, 490980), (70, 434868), (84, 362390), (93, 327320), (98, 310620), (105, 289912), (120, 253673), (124, 245490), (140, 217434), (147, 207080), (155, 196392), (167, 182280), (168, 181195), (186, 163660), (196, 155310), (210, 144956), (217, 140280), (245, 124248), (248, 122745), (280, 108717), (294, 103540), (310, 98196), (334, 91140), (372, 81830), (392, 77655), (420, 72478), (434, 70140), (465, 65464), (490, 62124), (501, 60760), (588, 51770), (620, 49098), (651, 46760), (668, 45570), (735, 41416), (744, 40915), (835, 36456), (840, 36239), (868, 35070), (930, 32732), (980, 31062), (1002, 30380), (1085, 28056), (1169, 26040), (1176, 25885), (1240, 24549), (1302, 23380), (1336, 22785), (1470, 20708), (1519, 20040), (1670, 18228), (1736, 17535), (1860, 16366), (1960, 15531), (2004, 15190), (2170, 14028), (2338, 13020), (2505, 12152), (2604, 11690), (2940, 10354), (3038, 10020), (3255, 9352), (3340, 9114), (3507, 8680), (3720, 8183), (4008, 7595), (4340, 7014), (4557, 6680), (4676, 6510), (5010, 6076), (5177, 5880), (5208, 5845)]