157799320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 429235200

約数和(自身を除く): 271435880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 107, 115, 140, 161, 184, 214, 229, 230, 280, 322, 428, 458, 460, 535, 644, 749, 805, 856, 916, 920, 1070, 1145, 1288, 1498, 1603, 1610, 1832, 2140, 2290, 2461, 2996, 3206, 3220, 3745, 4280, 4580, 4922, 5267, 5992, 6412, 6440, 7490, 8015, 9160, 9844, 10534, 12305, 12824, 14980, 16030, 17227, 19688, 21068, 24503, 24610, 26335, 29960, 32060, 34454, 36869, 42136, 49006, 49220, 52670, 64120, 68908, 73738, 86135, 98012, 98440, 105340, 122515, 137816, 147476, 171521, 172270, 184345, 196024, 210680, 245030, 294952, 343042, 344540, 368690, 490060, 563569, 686084, 689080, 737380, 857605, 980120, 1127138, 1372168, 1474760, 1715210, 2254276, 2817845, 3430420, 3944983, 4508552, 5635690, 6860840, 7889966, 11271380, 15779932, 19724915, 22542760, 31559864, 39449830, 78899660, 157799320]

約数ペア:

[(1, 157799320), (2, 78899660), (4, 39449830), (5, 31559864), (7, 22542760), (8, 19724915), (10, 15779932), (14, 11271380), (20, 7889966), (23, 6860840), (28, 5635690), (35, 4508552), (40, 3944983), (46, 3430420), (56, 2817845), (70, 2254276), (92, 1715210), (107, 1474760), (115, 1372168), (140, 1127138), (161, 980120), (184, 857605), (214, 737380), (229, 689080), (230, 686084), (280, 563569), (322, 490060), (428, 368690), (458, 344540), (460, 343042), (535, 294952), (644, 245030), (749, 210680), (805, 196024), (856, 184345), (916, 172270), (920, 171521), (1070, 147476), (1145, 137816), (1288, 122515), (1498, 105340), (1603, 98440), (1610, 98012), (1832, 86135), (2140, 73738), (2290, 68908), (2461, 64120), (2996, 52670), (3206, 49220), (3220, 49006), (3745, 42136), (4280, 36869), (4580, 34454), (4922, 32060), (5267, 29960), (5992, 26335), (6412, 24610), (6440, 24503), (7490, 21068), (8015, 19688), (9160, 17227), (9844, 16030), (10534, 14980), (12305, 12824)]