311184480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:509

約数の個数: 192

約数和(自身を含む): 1039868928

約数和(自身を除く): 728684448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 71, 80, 92, 96, 115, 120, 138, 142, 160, 184, 213, 230, 240, 276, 284, 345, 355, 368, 397, 426, 460, 480, 552, 568, 690, 710, 736, 794, 852, 920, 1065, 1104, 1136, 1191, 1380, 1420, 1588, 1633, 1704, 1840, 1985, 2130, 2208, 2272, 2382, 2760, 2840, 3176, 3266, 3408, 3680, 3970, 4260, 4764, 4899, 5520, 5680, 5955, 6352, 6532, 6816, 7940, 8165, 8520, 9131, 9528, 9798, 11040, 11360, 11910, 12704, 13064, 15880, 16330, 17040, 18262, 19056, 19596, 23820, 24495, 26128, 27393, 28187, 31760, 32660, 34080, 36524, 38112, 39192, 45655, 47640, 48990, 52256, 54786, 56374, 63520, 65320, 73048, 78384, 84561, 91310, 95280, 97980, 109572, 112748, 130640, 136965, 140935, 146096, 156768, 169122, 182620, 190560, 195960, 219144, 225496, 261280, 273930, 281870, 292192, 338244, 365240, 391920, 422805, 438288, 450992, 547860, 563740, 648301, 676488, 730480, 783840, 845610, 876576, 901984, 1095720, 1127480, 1296602, 1352976, 1460960, 1691220, 1944903, 2191440, 2254960, 2593204, 2705952, 3241505, 3382440, 3889806, 4382880, 4509920, 5186408, 6483010, 6764880, 7779612, 9724515, 10372816, 12966020, 13529760, 15559224, 19449030, 20745632, 25932040, 31118448, 38898060, 51864080, 62236896, 77796120, 103728160, 155592240, 311184480]

約数ペア:

[(1, 311184480), (2, 155592240), (3, 103728160), (4, 77796120), (5, 62236896), (6, 51864080), (8, 38898060), (10, 31118448), (12, 25932040), (15, 20745632), (16, 19449030), (20, 15559224), (23, 13529760), (24, 12966020), (30, 10372816), (32, 9724515), (40, 7779612), (46, 6764880), (48, 6483010), (60, 5186408), (69, 4509920), (71, 4382880), (80, 3889806), (92, 3382440), (96, 3241505), (115, 2705952), (120, 2593204), (138, 2254960), (142, 2191440), (160, 1944903), (184, 1691220), (213, 1460960), (230, 1352976), (240, 1296602), (276, 1127480), (284, 1095720), (345, 901984), (355, 876576), (368, 845610), (397, 783840), (426, 730480), (460, 676488), (480, 648301), (552, 563740), (568, 547860), (690, 450992), (710, 438288), (736, 422805), (794, 391920), (852, 365240), (920, 338244), (1065, 292192), (1104, 281870), (1136, 273930), (1191, 261280), (1380, 225496), (1420, 219144), (1588, 195960), (1633, 190560), (1704, 182620), (1840, 169122), (1985, 156768), (2130, 146096), (2208, 140935), (2272, 136965), (2382, 130640), (2760, 112748), (2840, 109572), (3176, 97980), (3266, 95280), (3408, 91310), (3680, 84561), (3970, 78384), (4260, 73048), (4764, 65320), (4899, 63520), (5520, 56374), (5680, 54786), (5955, 52256), (6352, 48990), (6532, 47640), (6816, 45655), (7940, 39192), (8165, 38112), (8520, 36524), (9131, 34080), (9528, 32660), (9798, 31760), (11040, 28187), (11360, 27393), (11910, 26128), (12704, 24495), (13064, 23820), (15880, 19596), (16330, 19056), (17040, 18262)]