381013020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1553}}^1$

素因数の和:1644

約数の個数: 144

約数和(自身を含む): 1221816960

約数和(自身を除く): 840803940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 47, 58, 60, 87, 90, 94, 116, 141, 145, 174, 180, 188, 235, 261, 282, 290, 348, 423, 435, 470, 522, 564, 580, 705, 846, 870, 940, 1044, 1305, 1363, 1410, 1553, 1692, 1740, 2115, 2610, 2726, 2820, 3106, 4089, 4230, 4659, 5220, 5452, 6212, 6815, 7765, 8178, 8460, 9318, 12267, 13630, 13977, 15530, 16356, 18636, 20445, 23295, 24534, 27260, 27954, 31060, 40890, 45037, 46590, 49068, 55908, 61335, 69885, 72991, 81780, 90074, 93180, 122670, 135111, 139770, 145982, 180148, 218973, 225185, 245340, 270222, 279540, 291964, 364955, 405333, 437946, 450370, 540444, 656919, 675555, 729910, 810666, 875892, 900740, 1094865, 1313838, 1351110, 1459820, 1621332, 2026665, 2116739, 2189730, 2627676, 2702220, 3284595, 4053330, 4233478, 4379460, 6350217, 6569190, 8106660, 8466956, 10583695, 12700434, 13138380, 19050651, 21167390, 25400868, 31751085, 38101302, 42334780, 63502170, 76202604, 95253255, 127004340, 190506510, 381013020]

約数ペア:

[(1, 381013020), (2, 190506510), (3, 127004340), (4, 95253255), (5, 76202604), (6, 63502170), (9, 42334780), (10, 38101302), (12, 31751085), (15, 25400868), (18, 21167390), (20, 19050651), (29, 13138380), (30, 12700434), (36, 10583695), (45, 8466956), (47, 8106660), (58, 6569190), (60, 6350217), (87, 4379460), (90, 4233478), (94, 4053330), (116, 3284595), (141, 2702220), (145, 2627676), (174, 2189730), (180, 2116739), (188, 2026665), (235, 1621332), (261, 1459820), (282, 1351110), (290, 1313838), (348, 1094865), (423, 900740), (435, 875892), (470, 810666), (522, 729910), (564, 675555), (580, 656919), (705, 540444), (846, 450370), (870, 437946), (940, 405333), (1044, 364955), (1305, 291964), (1363, 279540), (1410, 270222), (1553, 245340), (1692, 225185), (1740, 218973), (2115, 180148), (2610, 145982), (2726, 139770), (2820, 135111), (3106, 122670), (4089, 93180), (4230, 90074), (4659, 81780), (5220, 72991), (5452, 69885), (6212, 61335), (6815, 55908), (7765, 49068), (8178, 46590), (8460, 45037), (9318, 40890), (12267, 31060), (13630, 27954), (13977, 27260), (15530, 24534), (16356, 23295), (18636, 20445)]