858550140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2851}}^1$

素因数の和:3112

約数の個数: 144

約数和(自身を含む): 2989808640

約数和(自身を除く): 2131258500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 239, 252, 315, 420, 478, 630, 717, 956, 1195, 1260, 1434, 1673, 2151, 2390, 2851, 2868, 3346, 3585, 4302, 4780, 5019, 5702, 6692, 7170, 8365, 8553, 8604, 10038, 10755, 11404, 14255, 14340, 15057, 16730, 17106, 19957, 20076, 21510, 25095, 25659, 28510, 30114, 33460, 34212, 39914, 42765, 43020, 50190, 51318, 57020, 59871, 60228, 75285, 79828, 85530, 99785, 100380, 102636, 119742, 128295, 150570, 171060, 179613, 199570, 239484, 256590, 299355, 301140, 359226, 399140, 513180, 598710, 681389, 718452, 898065, 1197420, 1362778, 1796130, 2044167, 2725556, 3406945, 3592260, 4088334, 4769723, 6132501, 6813890, 8176668, 9539446, 10220835, 12265002, 13627780, 14309169, 19078892, 20441670, 23848615, 24530004, 28618338, 30662505, 40883340, 42927507, 47697230, 57236676, 61325010, 71545845, 85855014, 95394460, 122650020, 143091690, 171710028, 214637535, 286183380, 429275070, 858550140]

約数ペア:

[(1, 858550140), (2, 429275070), (3, 286183380), (4, 214637535), (5, 171710028), (6, 143091690), (7, 122650020), (9, 95394460), (10, 85855014), (12, 71545845), (14, 61325010), (15, 57236676), (18, 47697230), (20, 42927507), (21, 40883340), (28, 30662505), (30, 28618338), (35, 24530004), (36, 23848615), (42, 20441670), (45, 19078892), (60, 14309169), (63, 13627780), (70, 12265002), (84, 10220835), (90, 9539446), (105, 8176668), (126, 6813890), (140, 6132501), (180, 4769723), (210, 4088334), (239, 3592260), (252, 3406945), (315, 2725556), (420, 2044167), (478, 1796130), (630, 1362778), (717, 1197420), (956, 898065), (1195, 718452), (1260, 681389), (1434, 598710), (1673, 513180), (2151, 399140), (2390, 359226), (2851, 301140), (2868, 299355), (3346, 256590), (3585, 239484), (4302, 199570), (4780, 179613), (5019, 171060), (5702, 150570), (6692, 128295), (7170, 119742), (8365, 102636), (8553, 100380), (8604, 99785), (10038, 85530), (10755, 79828), (11404, 75285), (14255, 60228), (14340, 59871), (15057, 57020), (16730, 51318), (17106, 50190), (19957, 43020), (20076, 42765), (21510, 39914), (25095, 34212), (25659, 33460), (28510, 30114)]