159787040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:347

約数の個数: 144

約数和(自身を含む): 446002200

約数和(自身を除く): 286215160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 89, 98, 112, 140, 160, 178, 196, 224, 229, 245, 280, 356, 392, 445, 458, 490, 560, 623, 712, 784, 890, 916, 980, 1120, 1145, 1246, 1424, 1568, 1603, 1780, 1832, 1960, 2290, 2492, 2848, 3115, 3206, 3560, 3664, 3920, 4361, 4580, 4984, 6230, 6412, 7120, 7328, 7840, 8015, 8722, 9160, 9968, 11221, 12460, 12824, 14240, 16030, 17444, 18320, 19936, 20381, 21805, 22442, 24920, 25648, 32060, 34888, 36640, 40762, 43610, 44884, 49840, 51296, 56105, 64120, 69776, 81524, 87220, 89768, 99680, 101905, 112210, 128240, 139552, 142667, 163048, 174440, 179536, 203810, 224420, 256480, 285334, 326096, 348880, 359072, 407620, 448840, 570668, 652192, 697760, 713335, 815240, 897680, 998669, 1141336, 1426670, 1630480, 1795360, 1997338, 2282672, 2853340, 3260960, 3994676, 4565344, 4993345, 5706680, 7989352, 9986690, 11413360, 15978704, 19973380, 22826720, 31957408, 39946760, 79893520, 159787040]

約数ペア:

[(1, 159787040), (2, 79893520), (4, 39946760), (5, 31957408), (7, 22826720), (8, 19973380), (10, 15978704), (14, 11413360), (16, 9986690), (20, 7989352), (28, 5706680), (32, 4993345), (35, 4565344), (40, 3994676), (49, 3260960), (56, 2853340), (70, 2282672), (80, 1997338), (89, 1795360), (98, 1630480), (112, 1426670), (140, 1141336), (160, 998669), (178, 897680), (196, 815240), (224, 713335), (229, 697760), (245, 652192), (280, 570668), (356, 448840), (392, 407620), (445, 359072), (458, 348880), (490, 326096), (560, 285334), (623, 256480), (712, 224420), (784, 203810), (890, 179536), (916, 174440), (980, 163048), (1120, 142667), (1145, 139552), (1246, 128240), (1424, 112210), (1568, 101905), (1603, 99680), (1780, 89768), (1832, 87220), (1960, 81524), (2290, 69776), (2492, 64120), (2848, 56105), (3115, 51296), (3206, 49840), (3560, 44884), (3664, 43610), (3920, 40762), (4361, 36640), (4580, 34888), (4984, 32060), (6230, 25648), (6412, 24920), (7120, 22442), (7328, 21805), (7840, 20381), (8015, 19936), (8722, 18320), (9160, 17444), (9968, 16030), (11221, 14240), (12460, 12824)]