245348460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1453

約数の個数: 192

約数和(自身を含む): 891555840

約数和(自身を除く): 646207380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 47, 54, 60, 63, 70, 84, 90, 94, 105, 108, 126, 135, 140, 141, 180, 188, 189, 210, 235, 252, 270, 282, 315, 329, 378, 420, 423, 470, 540, 564, 630, 658, 705, 756, 846, 940, 945, 987, 1260, 1269, 1316, 1381, 1410, 1645, 1692, 1890, 1974, 2115, 2538, 2762, 2820, 2961, 3290, 3780, 3948, 4143, 4230, 4935, 5076, 5524, 5922, 6345, 6580, 6905, 8286, 8460, 8883, 9667, 9870, 11844, 12429, 12690, 13810, 14805, 16572, 17766, 19334, 19740, 20715, 24858, 25380, 27620, 29001, 29610, 35532, 37287, 38668, 41430, 44415, 48335, 49716, 58002, 59220, 62145, 64907, 74574, 82860, 87003, 88830, 96670, 116004, 124290, 129814, 145005, 149148, 174006, 177660, 186435, 193340, 194721, 248580, 259628, 261009, 290010, 324535, 348012, 372870, 389442, 435015, 454349, 522018, 580020, 584163, 649070, 745740, 778884, 870030, 908698, 973605, 1044036, 1168326, 1298140, 1305045, 1363047, 1740060, 1752489, 1817396, 1947210, 2271745, 2336652, 2610090, 2726094, 2920815, 3504978, 3894420, 4089141, 4543490, 5220180, 5452188, 5841630, 6815235, 7009956, 8178282, 8762445, 9086980, 11683260, 12267423, 13630470, 16356564, 17524890, 20445705, 24534846, 27260940, 35049780, 40891410, 49069692, 61337115, 81782820, 122674230, 245348460]

約数ペア:

[(1, 245348460), (2, 122674230), (3, 81782820), (4, 61337115), (5, 49069692), (6, 40891410), (7, 35049780), (9, 27260940), (10, 24534846), (12, 20445705), (14, 17524890), (15, 16356564), (18, 13630470), (20, 12267423), (21, 11683260), (27, 9086980), (28, 8762445), (30, 8178282), (35, 7009956), (36, 6815235), (42, 5841630), (45, 5452188), (47, 5220180), (54, 4543490), (60, 4089141), (63, 3894420), (70, 3504978), (84, 2920815), (90, 2726094), (94, 2610090), (105, 2336652), (108, 2271745), (126, 1947210), (135, 1817396), (140, 1752489), (141, 1740060), (180, 1363047), (188, 1305045), (189, 1298140), (210, 1168326), (235, 1044036), (252, 973605), (270, 908698), (282, 870030), (315, 778884), (329, 745740), (378, 649070), (420, 584163), (423, 580020), (470, 522018), (540, 454349), (564, 435015), (630, 389442), (658, 372870), (705, 348012), (756, 324535), (846, 290010), (940, 261009), (945, 259628), (987, 248580), (1260, 194721), (1269, 193340), (1316, 186435), (1381, 177660), (1410, 174006), (1645, 149148), (1692, 145005), (1890, 129814), (1974, 124290), (2115, 116004), (2538, 96670), (2762, 88830), (2820, 87003), (2961, 82860), (3290, 74574), (3780, 64907), (3948, 62145), (4143, 59220), (4230, 58002), (4935, 49716), (5076, 48335), (5524, 44415), (5922, 41430), (6345, 38668), (6580, 37287), (6905, 35532), (8286, 29610), (8460, 29001), (8883, 27620), (9667, 25380), (9870, 24858), (11844, 20715), (12429, 19740), (12690, 19334), (13810, 17766), (14805, 16572)]