138125440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:382

約数の個数: 128

約数和(自身を含む): 358142400

約数和(自身を除く): 220016960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 128, 148, 152, 160, 185, 190, 296, 304, 307, 320, 370, 380, 592, 608, 614, 640, 703, 740, 760, 1184, 1216, 1228, 1406, 1480, 1520, 1535, 2368, 2432, 2456, 2812, 2960, 3040, 3070, 3515, 4736, 4912, 5624, 5833, 5920, 6080, 6140, 7030, 9824, 11248, 11359, 11666, 11840, 12160, 12280, 14060, 19648, 22496, 22718, 23332, 23680, 24560, 28120, 29165, 39296, 44992, 45436, 46664, 49120, 56240, 56795, 58330, 89984, 90872, 93328, 98240, 112480, 113590, 116660, 181744, 186656, 196480, 215821, 224960, 227180, 233320, 363488, 373312, 431642, 449920, 454360, 466640, 726976, 746624, 863284, 908720, 933280, 1079105, 1453952, 1726568, 1817440, 1866560, 2158210, 3453136, 3634880, 3733120, 4316420, 6906272, 7269760, 8632840, 13812544, 17265680, 27625088, 34531360, 69062720, 138125440]

約数ペア:

[(1, 138125440), (2, 69062720), (4, 34531360), (5, 27625088), (8, 17265680), (10, 13812544), (16, 8632840), (19, 7269760), (20, 6906272), (32, 4316420), (37, 3733120), (38, 3634880), (40, 3453136), (64, 2158210), (74, 1866560), (76, 1817440), (80, 1726568), (95, 1453952), (128, 1079105), (148, 933280), (152, 908720), (160, 863284), (185, 746624), (190, 726976), (296, 466640), (304, 454360), (307, 449920), (320, 431642), (370, 373312), (380, 363488), (592, 233320), (608, 227180), (614, 224960), (640, 215821), (703, 196480), (740, 186656), (760, 181744), (1184, 116660), (1216, 113590), (1228, 112480), (1406, 98240), (1480, 93328), (1520, 90872), (1535, 89984), (2368, 58330), (2432, 56795), (2456, 56240), (2812, 49120), (2960, 46664), (3040, 45436), (3070, 44992), (3515, 39296), (4736, 29165), (4912, 28120), (5624, 24560), (5833, 23680), (5920, 23332), (6080, 22718), (6140, 22496), (7030, 19648), (9824, 14060), (11248, 12280), (11359, 12160), (11666, 11840)]