123656820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:270

約数の個数: 192

約数和(自身を含む): 417263616

約数和(自身を除く): 293606796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 43, 60, 70, 82, 84, 86, 105, 123, 129, 140, 164, 167, 172, 205, 210, 215, 246, 258, 287, 301, 334, 410, 420, 430, 492, 501, 516, 574, 602, 615, 645, 668, 820, 835, 860, 861, 903, 1002, 1148, 1169, 1204, 1230, 1290, 1435, 1505, 1670, 1722, 1763, 1806, 2004, 2338, 2460, 2505, 2580, 2870, 3010, 3340, 3444, 3507, 3526, 3612, 4305, 4515, 4676, 5010, 5289, 5740, 5845, 6020, 6847, 7014, 7052, 7181, 8610, 8815, 9030, 10020, 10578, 11690, 12341, 13694, 14028, 14362, 17220, 17535, 17630, 18060, 20541, 21156, 21543, 23380, 24682, 26445, 27388, 28724, 34235, 35070, 35260, 35905, 37023, 41082, 43086, 47929, 49364, 50267, 52890, 61705, 68470, 70140, 71810, 74046, 82164, 86172, 95858, 100534, 102705, 105780, 107715, 123410, 136940, 143620, 143787, 148092, 150801, 185115, 191716, 201068, 205410, 215430, 239645, 246820, 251335, 287574, 294421, 301602, 370230, 410820, 430860, 479290, 502670, 575148, 588842, 603204, 718935, 740460, 754005, 883263, 958580, 1005340, 1177684, 1437870, 1472105, 1508010, 1766526, 2060947, 2875740, 2944210, 3016020, 3533052, 4121894, 4416315, 5888420, 6182841, 8243788, 8832630, 10304735, 12365682, 17665260, 20609470, 24731364, 30914205, 41218940, 61828410, 123656820]

約数ペア:

[(1, 123656820), (2, 61828410), (3, 41218940), (4, 30914205), (5, 24731364), (6, 20609470), (7, 17665260), (10, 12365682), (12, 10304735), (14, 8832630), (15, 8243788), (20, 6182841), (21, 5888420), (28, 4416315), (30, 4121894), (35, 3533052), (41, 3016020), (42, 2944210), (43, 2875740), (60, 2060947), (70, 1766526), (82, 1508010), (84, 1472105), (86, 1437870), (105, 1177684), (123, 1005340), (129, 958580), (140, 883263), (164, 754005), (167, 740460), (172, 718935), (205, 603204), (210, 588842), (215, 575148), (246, 502670), (258, 479290), (287, 430860), (301, 410820), (334, 370230), (410, 301602), (420, 294421), (430, 287574), (492, 251335), (501, 246820), (516, 239645), (574, 215430), (602, 205410), (615, 201068), (645, 191716), (668, 185115), (820, 150801), (835, 148092), (860, 143787), (861, 143620), (903, 136940), (1002, 123410), (1148, 107715), (1169, 105780), (1204, 102705), (1230, 100534), (1290, 95858), (1435, 86172), (1505, 82164), (1670, 74046), (1722, 71810), (1763, 70140), (1806, 68470), (2004, 61705), (2338, 52890), (2460, 50267), (2505, 49364), (2580, 47929), (2870, 43086), (3010, 41082), (3340, 37023), (3444, 35905), (3507, 35260), (3526, 35070), (3612, 34235), (4305, 28724), (4515, 27388), (4676, 26445), (5010, 24682), (5289, 23380), (5740, 21543), (5845, 21156), (6020, 20541), (6847, 18060), (7014, 17630), (7052, 17535), (7181, 17220), (8610, 14362), (8815, 14028), (9030, 13694), (10020, 12341), (10578, 11690)]