198160640

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 508612608

約数和(自身を除く): 310451968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 53, 64, 80, 92, 106, 115, 127, 128, 160, 184, 212, 230, 254, 256, 265, 320, 368, 424, 460, 508, 530, 635, 640, 736, 848, 920, 1016, 1060, 1219, 1270, 1280, 1472, 1696, 1840, 2032, 2120, 2438, 2540, 2921, 2944, 3392, 3680, 4064, 4240, 4876, 5080, 5842, 5888, 6095, 6731, 6784, 7360, 8128, 8480, 9752, 10160, 11684, 12190, 13462, 13568, 14605, 14720, 16256, 16960, 19504, 20320, 23368, 24380, 26924, 29210, 29440, 32512, 33655, 33920, 39008, 40640, 46736, 48760, 53848, 58420, 67310, 67840, 78016, 81280, 93472, 97520, 107696, 116840, 134620, 154813, 156032, 162560, 186944, 195040, 215392, 233680, 269240, 309626, 312064, 373888, 390080, 430784, 467360, 538480, 619252, 747776, 774065, 780160, 861568, 934720, 1076960, 1238504, 1548130, 1560320, 1723136, 1869440, 2153920, 2477008, 3096260, 3738880, 4307840, 4954016, 6192520, 8615680, 9908032, 12385040, 19816064, 24770080, 39632128, 49540160, 99080320, 198160640]

約数ペア:

[(1, 198160640), (2, 99080320), (4, 49540160), (5, 39632128), (8, 24770080), (10, 19816064), (16, 12385040), (20, 9908032), (23, 8615680), (32, 6192520), (40, 4954016), (46, 4307840), (53, 3738880), (64, 3096260), (80, 2477008), (92, 2153920), (106, 1869440), (115, 1723136), (127, 1560320), (128, 1548130), (160, 1238504), (184, 1076960), (212, 934720), (230, 861568), (254, 780160), (256, 774065), (265, 747776), (320, 619252), (368, 538480), (424, 467360), (460, 430784), (508, 390080), (530, 373888), (635, 312064), (640, 309626), (736, 269240), (848, 233680), (920, 215392), (1016, 195040), (1060, 186944), (1219, 162560), (1270, 156032), (1280, 154813), (1472, 134620), (1696, 116840), (1840, 107696), (2032, 97520), (2120, 93472), (2438, 81280), (2540, 78016), (2921, 67840), (2944, 67310), (3392, 58420), (3680, 53848), (4064, 48760), (4240, 46736), (4876, 40640), (5080, 39008), (5842, 33920), (5888, 33655), (6095, 32512), (6731, 29440), (6784, 29210), (7360, 26924), (8128, 24380), (8480, 23368), (9752, 20320), (10160, 19504), (11684, 16960), (12190, 16256), (13462, 14720), (13568, 14605)]