123266640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:569

約数の個数: 160

約数和(自身を含む): 439971840

約数和(自身を除く): 316705200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 239, 240, 280, 307, 336, 420, 478, 560, 614, 717, 840, 921, 956, 1195, 1228, 1434, 1535, 1673, 1680, 1842, 1912, 2149, 2390, 2456, 2868, 3070, 3346, 3585, 3684, 3824, 4298, 4605, 4780, 4912, 5019, 5736, 6140, 6447, 6692, 7170, 7368, 8365, 8596, 9210, 9560, 10038, 10745, 11472, 12280, 12894, 13384, 14340, 14736, 16730, 17192, 18420, 19120, 20076, 21490, 24560, 25095, 25788, 26768, 28680, 32235, 33460, 34384, 36840, 40152, 42980, 50190, 51576, 57360, 64470, 66920, 73373, 73680, 80304, 85960, 100380, 103152, 128940, 133840, 146746, 171920, 200760, 220119, 257880, 293492, 366865, 401520, 440238, 513611, 515760, 586984, 733730, 880476, 1027222, 1100595, 1173968, 1467460, 1540833, 1760952, 2054444, 2201190, 2568055, 2934920, 3081666, 3521904, 4108888, 4402380, 5136110, 5869840, 6163332, 7704165, 8217776, 8804760, 10272220, 12326664, 15408330, 17609520, 20544440, 24653328, 30816660, 41088880, 61633320, 123266640]

約数ペア:

[(1, 123266640), (2, 61633320), (3, 41088880), (4, 30816660), (5, 24653328), (6, 20544440), (7, 17609520), (8, 15408330), (10, 12326664), (12, 10272220), (14, 8804760), (15, 8217776), (16, 7704165), (20, 6163332), (21, 5869840), (24, 5136110), (28, 4402380), (30, 4108888), (35, 3521904), (40, 3081666), (42, 2934920), (48, 2568055), (56, 2201190), (60, 2054444), (70, 1760952), (80, 1540833), (84, 1467460), (105, 1173968), (112, 1100595), (120, 1027222), (140, 880476), (168, 733730), (210, 586984), (239, 515760), (240, 513611), (280, 440238), (307, 401520), (336, 366865), (420, 293492), (478, 257880), (560, 220119), (614, 200760), (717, 171920), (840, 146746), (921, 133840), (956, 128940), (1195, 103152), (1228, 100380), (1434, 85960), (1535, 80304), (1673, 73680), (1680, 73373), (1842, 66920), (1912, 64470), (2149, 57360), (2390, 51576), (2456, 50190), (2868, 42980), (3070, 40152), (3346, 36840), (3585, 34384), (3684, 33460), (3824, 32235), (4298, 28680), (4605, 26768), (4780, 25788), (4912, 25095), (5019, 24560), (5736, 21490), (6140, 20076), (6447, 19120), (6692, 18420), (7170, 17192), (7368, 16730), (8365, 14736), (8596, 14340), (9210, 13384), (9560, 12894), (10038, 12280), (10745, 11472)]