237643520

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 603977472

約数和(自身を除く): 366333952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 106, 113, 124, 128, 155, 160, 212, 226, 248, 256, 265, 310, 320, 424, 452, 496, 530, 565, 620, 640, 848, 904, 992, 1060, 1130, 1240, 1280, 1643, 1696, 1808, 1984, 2120, 2260, 2480, 3286, 3392, 3503, 3616, 3968, 4240, 4520, 4960, 5989, 6572, 6784, 7006, 7232, 7936, 8215, 8480, 9040, 9920, 11978, 13144, 13568, 14012, 14464, 16430, 16960, 17515, 18080, 19840, 23956, 26288, 28024, 28928, 29945, 32860, 33920, 35030, 36160, 39680, 47912, 52576, 56048, 59890, 65720, 67840, 70060, 72320, 95824, 105152, 112096, 119780, 131440, 140120, 144640, 185659, 191648, 210304, 224192, 239560, 262880, 280240, 371318, 383296, 420608, 448384, 479120, 525760, 560480, 742636, 766592, 896768, 928295, 958240, 1051520, 1120960, 1485272, 1533184, 1856590, 1916480, 2103040, 2241920, 2970544, 3713180, 3832960, 4483840, 5941088, 7426360, 7665920, 11882176, 14852720, 23764352, 29705440, 47528704, 59410880, 118821760, 237643520]

約数ペア:

[(1, 237643520), (2, 118821760), (4, 59410880), (5, 47528704), (8, 29705440), (10, 23764352), (16, 14852720), (20, 11882176), (31, 7665920), (32, 7426360), (40, 5941088), (53, 4483840), (62, 3832960), (64, 3713180), (80, 2970544), (106, 2241920), (113, 2103040), (124, 1916480), (128, 1856590), (155, 1533184), (160, 1485272), (212, 1120960), (226, 1051520), (248, 958240), (256, 928295), (265, 896768), (310, 766592), (320, 742636), (424, 560480), (452, 525760), (496, 479120), (530, 448384), (565, 420608), (620, 383296), (640, 371318), (848, 280240), (904, 262880), (992, 239560), (1060, 224192), (1130, 210304), (1240, 191648), (1280, 185659), (1643, 144640), (1696, 140120), (1808, 131440), (1984, 119780), (2120, 112096), (2260, 105152), (2480, 95824), (3286, 72320), (3392, 70060), (3503, 67840), (3616, 65720), (3968, 59890), (4240, 56048), (4520, 52576), (4960, 47912), (5989, 39680), (6572, 36160), (6784, 35030), (7006, 33920), (7232, 32860), (7936, 29945), (8215, 28928), (8480, 28024), (9040, 26288), (9920, 23956), (11978, 19840), (13144, 18080), (13568, 17515), (14012, 16960), (14464, 16430)]