251220480

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{4673}}^1$

素因数の和:4706

約数の個数: 160

約数和(自身を含む): 918048384

約数和(自身を除く): 666827904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 4673, 5376, 6720, 7680, 8960, 9346, 10752, 13440, 14019, 17920, 18692, 23365, 26880, 28038, 32711, 37384, 46730, 53760, 56076, 65422, 70095, 74768, 93460, 98133, 112152, 130844, 140190, 149536, 163555, 186920, 196266, 224304, 261688, 280380, 299072, 327110, 373840, 392532, 448608, 490665, 523376, 560760, 598144, 654220, 747680, 785064, 897216, 981330, 1046752, 1121520, 1196288, 1308440, 1495360, 1570128, 1794432, 1962660, 2093504, 2243040, 2392576, 2616880, 2990720, 3140256, 3588864, 3925320, 4187008, 4486080, 5233760, 5981440, 6280512, 7177728, 7850640, 8374016, 8972160, 10467520, 11962880, 12561024, 15701280, 16748032, 17944320, 20935040, 25122048, 31402560, 35888640, 41870080, 50244096, 62805120, 83740160, 125610240, 251220480]

約数ペア:

[(1, 251220480), (2, 125610240), (3, 83740160), (4, 62805120), (5, 50244096), (6, 41870080), (7, 35888640), (8, 31402560), (10, 25122048), (12, 20935040), (14, 17944320), (15, 16748032), (16, 15701280), (20, 12561024), (21, 11962880), (24, 10467520), (28, 8972160), (30, 8374016), (32, 7850640), (35, 7177728), (40, 6280512), (42, 5981440), (48, 5233760), (56, 4486080), (60, 4187008), (64, 3925320), (70, 3588864), (80, 3140256), (84, 2990720), (96, 2616880), (105, 2392576), (112, 2243040), (120, 2093504), (128, 1962660), (140, 1794432), (160, 1570128), (168, 1495360), (192, 1308440), (210, 1196288), (224, 1121520), (240, 1046752), (256, 981330), (280, 897216), (320, 785064), (336, 747680), (384, 654220), (420, 598144), (448, 560760), (480, 523376), (512, 490665), (560, 448608), (640, 392532), (672, 373840), (768, 327110), (840, 299072), (896, 280380), (960, 261688), (1120, 224304), (1280, 196266), (1344, 186920), (1536, 163555), (1680, 149536), (1792, 140190), (1920, 130844), (2240, 112152), (2560, 98133), (2688, 93460), (3360, 74768), (3584, 70095), (3840, 65422), (4480, 56076), (4673, 53760), (5376, 46730), (6720, 37384), (7680, 32711), (8960, 28038), (9346, 26880), (10752, 23365), (13440, 18692), (14019, 17920)]