281537040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:605

約数の個数: 160

約数和(自身を含む): 914227200

約数和(自身を除く): 632690160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 79, 80, 93, 120, 124, 155, 158, 186, 237, 240, 248, 310, 316, 372, 395, 465, 474, 479, 496, 620, 632, 744, 790, 930, 948, 958, 1185, 1240, 1264, 1437, 1488, 1580, 1860, 1896, 1916, 2370, 2395, 2449, 2480, 2874, 3160, 3720, 3792, 3832, 4740, 4790, 4898, 5748, 6320, 7185, 7347, 7440, 7664, 9480, 9580, 9796, 11496, 12245, 14370, 14694, 14849, 18960, 19160, 19592, 22992, 24490, 28740, 29388, 29698, 36735, 37841, 38320, 39184, 44547, 48980, 57480, 58776, 59396, 73470, 74245, 75682, 89094, 97960, 113523, 114960, 117552, 118792, 146940, 148490, 151364, 178188, 189205, 195920, 222735, 227046, 237584, 293880, 296980, 302728, 356376, 378410, 445470, 454092, 567615, 587760, 593960, 605456, 712752, 756820, 890940, 908184, 1135230, 1173071, 1187920, 1513640, 1781880, 1816368, 2270460, 2346142, 3027280, 3519213, 3563760, 4540920, 4692284, 5865355, 7038426, 9081840, 9384568, 11730710, 14076852, 17596065, 18769136, 23461420, 28153704, 35192130, 46922840, 56307408, 70384260, 93845680, 140768520, 281537040]

約数ペア:

[(1, 281537040), (2, 140768520), (3, 93845680), (4, 70384260), (5, 56307408), (6, 46922840), (8, 35192130), (10, 28153704), (12, 23461420), (15, 18769136), (16, 17596065), (20, 14076852), (24, 11730710), (30, 9384568), (31, 9081840), (40, 7038426), (48, 5865355), (60, 4692284), (62, 4540920), (79, 3563760), (80, 3519213), (93, 3027280), (120, 2346142), (124, 2270460), (155, 1816368), (158, 1781880), (186, 1513640), (237, 1187920), (240, 1173071), (248, 1135230), (310, 908184), (316, 890940), (372, 756820), (395, 712752), (465, 605456), (474, 593960), (479, 587760), (496, 567615), (620, 454092), (632, 445470), (744, 378410), (790, 356376), (930, 302728), (948, 296980), (958, 293880), (1185, 237584), (1240, 227046), (1264, 222735), (1437, 195920), (1488, 189205), (1580, 178188), (1860, 151364), (1896, 148490), (1916, 146940), (2370, 118792), (2395, 117552), (2449, 114960), (2480, 113523), (2874, 97960), (3160, 89094), (3720, 75682), (3792, 74245), (3832, 73470), (4740, 59396), (4790, 58776), (4898, 57480), (5748, 48980), (6320, 44547), (7185, 39184), (7347, 38320), (7440, 37841), (7664, 36735), (9480, 29698), (9580, 29388), (9796, 28740), (11496, 24490), (12245, 22992), (14370, 19592), (14694, 19160), (14849, 18960)]