256295165440

素因数分解:

$2^9\times 5^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{10513}}^1$

素因数の和:10732

約数の個数: 160

約数和(自身を含む): 627279539040

約数和(自身を除く): 370984373600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 107, 128, 160, 178, 214, 256, 320, 356, 428, 445, 512, 535, 640, 712, 856, 890, 1070, 1280, 1424, 1712, 1780, 2140, 2560, 2848, 3424, 3560, 4280, 5696, 6848, 7120, 8560, 9523, 10513, 11392, 13696, 14240, 17120, 19046, 21026, 22784, 27392, 28480, 34240, 38092, 42052, 45568, 47615, 52565, 54784, 56960, 68480, 76184, 84104, 95230, 105130, 113920, 136960, 152368, 168208, 190460, 210260, 227840, 273920, 304736, 336416, 380920, 420520, 609472, 672832, 761840, 841040, 935657, 1124891, 1218944, 1345664, 1523680, 1682080, 1871314, 2249782, 2437888, 2691328, 3047360, 3364160, 3742628, 4499564, 4678285, 4875776, 5382656, 5624455, 6094720, 6728320, 7485256, 8999128, 9356570, 11248910, 12189440, 13456640, 14970512, 17998256, 18713140, 22497820, 24378880, 26913280, 29941024, 35996512, 37426280, 44995640, 59882048, 71993024, 74852560, 89991280, 100115299, 119764096, 143986048, 149705120, 179982560, 200230598, 239528192, 287972096, 299410240, 359965120, 400461196, 479056384, 500576495, 575944192, 598820480, 719930240, 800922392, 1001152990, 1197640960, 1439860480, 1601844784, 2002305980, 2395281920, 2879720960, 3203689568, 4004611960, 6407379136, 8009223920, 12814758272, 16018447840, 25629516544, 32036895680, 51259033088, 64073791360, 128147582720, 256295165440]

約数ペア:

[(1, 256295165440), (2, 128147582720), (4, 64073791360), (5, 51259033088), (8, 32036895680), (10, 25629516544), (16, 16018447840), (20, 12814758272), (32, 8009223920), (40, 6407379136), (64, 4004611960), (80, 3203689568), (89, 2879720960), (107, 2395281920), (128, 2002305980), (160, 1601844784), (178, 1439860480), (214, 1197640960), (256, 1001152990), (320, 800922392), (356, 719930240), (428, 598820480), (445, 575944192), (512, 500576495), (535, 479056384), (640, 400461196), (712, 359965120), (856, 299410240), (890, 287972096), (1070, 239528192), (1280, 200230598), (1424, 179982560), (1712, 149705120), (1780, 143986048), (2140, 119764096), (2560, 100115299), (2848, 89991280), (3424, 74852560), (3560, 71993024), (4280, 59882048), (5696, 44995640), (6848, 37426280), (7120, 35996512), (8560, 29941024), (9523, 26913280), (10513, 24378880), (11392, 22497820), (13696, 18713140), (14240, 17998256), (17120, 14970512), (19046, 13456640), (21026, 12189440), (22784, 11248910), (27392, 9356570), (28480, 8999128), (34240, 7485256), (38092, 6728320), (42052, 6094720), (45568, 5624455), (47615, 5382656), (52565, 4875776), (54784, 4678285), (56960, 4499564), (68480, 3742628), (76184, 3364160), (84104, 3047360), (95230, 2691328), (105130, 2437888), (113920, 2249782), (136960, 1871314), (152368, 1682080), (168208, 1523680), (190460, 1345664), (210260, 1218944), (227840, 1124891), (273920, 935657), (304736, 841040), (336416, 761840), (380920, 672832), (420520, 609472)]