157770900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:423

約数の個数: 216

約数和(自身を含む): 574129920

約数和(自身を除く): 416359020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 79, 84, 90, 100, 105, 126, 140, 150, 158, 175, 180, 210, 225, 237, 252, 300, 315, 316, 317, 350, 395, 420, 450, 474, 525, 553, 630, 634, 700, 711, 790, 900, 948, 951, 1050, 1106, 1185, 1260, 1268, 1422, 1575, 1580, 1585, 1659, 1902, 1975, 2100, 2212, 2219, 2370, 2765, 2844, 2853, 3150, 3170, 3318, 3555, 3804, 3950, 4438, 4740, 4755, 4977, 5530, 5706, 5925, 6300, 6340, 6636, 6657, 7110, 7900, 7925, 8295, 8876, 9510, 9954, 11060, 11095, 11412, 11850, 13314, 13825, 14220, 14265, 15850, 16590, 17775, 19020, 19908, 19971, 22190, 23700, 23775, 24885, 25043, 26628, 27650, 28530, 31700, 33180, 33285, 35550, 39942, 41475, 44380, 47550, 49770, 50086, 55300, 55475, 57060, 66570, 71100, 71325, 75129, 79884, 82950, 95100, 99540, 99855, 100172, 110950, 124425, 125215, 133140, 142650, 150258, 165900, 166425, 175301, 199710, 221900, 225387, 248850, 250430, 285300, 300516, 332850, 350602, 375645, 399420, 450774, 497700, 499275, 500860, 525903, 626075, 665700, 701204, 751290, 876505, 901548, 998550, 1051806, 1126935, 1252150, 1502580, 1577709, 1753010, 1878225, 1997100, 2103612, 2253870, 2504300, 2629515, 3155418, 3506020, 3756450, 4382525, 4507740, 5259030, 5634675, 6310836, 7512900, 7888545, 8765050, 10518060, 11269350, 13147575, 15777090, 17530100, 22538700, 26295150, 31554180, 39442725, 52590300, 78885450, 157770900]

約数ペア:

[(1, 157770900), (2, 78885450), (3, 52590300), (4, 39442725), (5, 31554180), (6, 26295150), (7, 22538700), (9, 17530100), (10, 15777090), (12, 13147575), (14, 11269350), (15, 10518060), (18, 8765050), (20, 7888545), (21, 7512900), (25, 6310836), (28, 5634675), (30, 5259030), (35, 4507740), (36, 4382525), (42, 3756450), (45, 3506020), (50, 3155418), (60, 2629515), (63, 2504300), (70, 2253870), (75, 2103612), (79, 1997100), (84, 1878225), (90, 1753010), (100, 1577709), (105, 1502580), (126, 1252150), (140, 1126935), (150, 1051806), (158, 998550), (175, 901548), (180, 876505), (210, 751290), (225, 701204), (237, 665700), (252, 626075), (300, 525903), (315, 500860), (316, 499275), (317, 497700), (350, 450774), (395, 399420), (420, 375645), (450, 350602), (474, 332850), (525, 300516), (553, 285300), (630, 250430), (634, 248850), (700, 225387), (711, 221900), (790, 199710), (900, 175301), (948, 166425), (951, 165900), (1050, 150258), (1106, 142650), (1185, 133140), (1260, 125215), (1268, 124425), (1422, 110950), (1575, 100172), (1580, 99855), (1585, 99540), (1659, 95100), (1902, 82950), (1975, 79884), (2100, 75129), (2212, 71325), (2219, 71100), (2370, 66570), (2765, 57060), (2844, 55475), (2853, 55300), (3150, 50086), (3170, 49770), (3318, 47550), (3555, 44380), (3804, 41475), (3950, 39942), (4438, 35550), (4740, 33285), (4755, 33180), (4977, 31700), (5530, 28530), (5706, 27650), (5925, 26628), (6300, 25043), (6340, 24885), (6636, 23775), (6657, 23700), (7110, 22190), (7900, 19971), (7925, 19908), (8295, 19020), (8876, 17775), (9510, 16590), (9954, 15850), (11060, 14265), (11095, 14220), (11412, 13825), (11850, 13314)]