453287680

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 1152325440

約数和(自身を除く): 699037760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 89, 92, 115, 128, 160, 173, 178, 184, 230, 256, 320, 346, 356, 368, 445, 460, 640, 692, 712, 736, 865, 890, 920, 1280, 1384, 1424, 1472, 1730, 1780, 1840, 2047, 2768, 2848, 2944, 3460, 3560, 3680, 3979, 4094, 5536, 5696, 5888, 6920, 7120, 7360, 7958, 8188, 10235, 11072, 11392, 13840, 14240, 14720, 15397, 15916, 16376, 19895, 20470, 22144, 22784, 27680, 28480, 29440, 30794, 31832, 32752, 39790, 40940, 44288, 55360, 56960, 61588, 63664, 65504, 76985, 79580, 81880, 110720, 113920, 123176, 127328, 131008, 153970, 159160, 163760, 221440, 246352, 254656, 262016, 307940, 318320, 327520, 354131, 492704, 509312, 524032, 615880, 636640, 655040, 708262, 985408, 1018624, 1231760, 1273280, 1310080, 1416524, 1770655, 1970816, 2463520, 2546560, 2620160, 2833048, 3541310, 3941632, 4927040, 5093120, 5666096, 7082620, 9854080, 11332192, 14165240, 19708160, 22664384, 28330480, 45328768, 56660960, 90657536, 113321920, 226643840, 453287680]

約数ペア:

[(1, 453287680), (2, 226643840), (4, 113321920), (5, 90657536), (8, 56660960), (10, 45328768), (16, 28330480), (20, 22664384), (23, 19708160), (32, 14165240), (40, 11332192), (46, 9854080), (64, 7082620), (80, 5666096), (89, 5093120), (92, 4927040), (115, 3941632), (128, 3541310), (160, 2833048), (173, 2620160), (178, 2546560), (184, 2463520), (230, 1970816), (256, 1770655), (320, 1416524), (346, 1310080), (356, 1273280), (368, 1231760), (445, 1018624), (460, 985408), (640, 708262), (692, 655040), (712, 636640), (736, 615880), (865, 524032), (890, 509312), (920, 492704), (1280, 354131), (1384, 327520), (1424, 318320), (1472, 307940), (1730, 262016), (1780, 254656), (1840, 246352), (2047, 221440), (2768, 163760), (2848, 159160), (2944, 153970), (3460, 131008), (3560, 127328), (3680, 123176), (3979, 113920), (4094, 110720), (5536, 81880), (5696, 79580), (5888, 76985), (6920, 65504), (7120, 63664), (7360, 61588), (7958, 56960), (8188, 55360), (10235, 44288), (11072, 40940), (11392, 39790), (13840, 32752), (14240, 31832), (14720, 30794), (15397, 29440), (15916, 28480), (16376, 27680), (19895, 22784), (20470, 22144)]