138598830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:647

約数の個数: 128

約数和(自身を含む): 395366400

約数和(自身を除く): 256767570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 31, 45, 54, 58, 62, 87, 90, 93, 135, 145, 155, 174, 186, 261, 270, 279, 290, 310, 435, 465, 522, 558, 571, 783, 837, 870, 899, 930, 1142, 1305, 1395, 1566, 1674, 1713, 1798, 2610, 2697, 2790, 2855, 3426, 3915, 4185, 4495, 5139, 5394, 5710, 7830, 8091, 8370, 8565, 8990, 10278, 13485, 15417, 16182, 16559, 17130, 17701, 24273, 25695, 26970, 30834, 33118, 35402, 40455, 48546, 49677, 51390, 53103, 77085, 80910, 82795, 88505, 99354, 106206, 121365, 149031, 154170, 159309, 165590, 177010, 242730, 248385, 265515, 298062, 318618, 447093, 477927, 496770, 513329, 531030, 745155, 796545, 894186, 955854, 1026658, 1490310, 1539987, 1593090, 2235465, 2389635, 2566645, 3079974, 4470930, 4619961, 4779270, 5133290, 7699935, 9239922, 13859883, 15399870, 23099805, 27719766, 46199610, 69299415, 138598830]

約数ペア:

[(1, 138598830), (2, 69299415), (3, 46199610), (5, 27719766), (6, 23099805), (9, 15399870), (10, 13859883), (15, 9239922), (18, 7699935), (27, 5133290), (29, 4779270), (30, 4619961), (31, 4470930), (45, 3079974), (54, 2566645), (58, 2389635), (62, 2235465), (87, 1593090), (90, 1539987), (93, 1490310), (135, 1026658), (145, 955854), (155, 894186), (174, 796545), (186, 745155), (261, 531030), (270, 513329), (279, 496770), (290, 477927), (310, 447093), (435, 318618), (465, 298062), (522, 265515), (558, 248385), (571, 242730), (783, 177010), (837, 165590), (870, 159309), (899, 154170), (930, 149031), (1142, 121365), (1305, 106206), (1395, 99354), (1566, 88505), (1674, 82795), (1713, 80910), (1798, 77085), (2610, 53103), (2697, 51390), (2790, 49677), (2855, 48546), (3426, 40455), (3915, 35402), (4185, 33118), (4495, 30834), (5139, 26970), (5394, 25695), (5710, 24273), (7830, 17701), (8091, 17130), (8370, 16559), (8565, 16182), (8990, 15417), (10278, 13485)]