381723900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:420

約数の個数: 144

約数和(自身を含む): 1143926784

約数和(自身を除く): 762202884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 127, 129, 150, 172, 215, 233, 254, 258, 300, 381, 430, 466, 508, 516, 635, 645, 699, 762, 860, 932, 1075, 1165, 1270, 1290, 1398, 1524, 1905, 2150, 2330, 2540, 2580, 2796, 3175, 3225, 3495, 3810, 4300, 4660, 5461, 5825, 6350, 6450, 6990, 7620, 9525, 10019, 10922, 11650, 12700, 12900, 13980, 16383, 17475, 19050, 20038, 21844, 23300, 27305, 29591, 30057, 32766, 34950, 38100, 40076, 50095, 54610, 59182, 60114, 65532, 69900, 81915, 88773, 100190, 109220, 118364, 120228, 136525, 147955, 150285, 163830, 177546, 200380, 250475, 273050, 295910, 300570, 327660, 355092, 409575, 443865, 500950, 546100, 591820, 601140, 739775, 751425, 819150, 887730, 1001900, 1272413, 1479550, 1502850, 1638300, 1775460, 2219325, 2544826, 2959100, 3005700, 3817239, 4438650, 5089652, 6362065, 7634478, 8877300, 12724130, 15268956, 19086195, 25448260, 31810325, 38172390, 63620650, 76344780, 95430975, 127241300, 190861950, 381723900]

約数ペア:

[(1, 381723900), (2, 190861950), (3, 127241300), (4, 95430975), (5, 76344780), (6, 63620650), (10, 38172390), (12, 31810325), (15, 25448260), (20, 19086195), (25, 15268956), (30, 12724130), (43, 8877300), (50, 7634478), (60, 6362065), (75, 5089652), (86, 4438650), (100, 3817239), (127, 3005700), (129, 2959100), (150, 2544826), (172, 2219325), (215, 1775460), (233, 1638300), (254, 1502850), (258, 1479550), (300, 1272413), (381, 1001900), (430, 887730), (466, 819150), (508, 751425), (516, 739775), (635, 601140), (645, 591820), (699, 546100), (762, 500950), (860, 443865), (932, 409575), (1075, 355092), (1165, 327660), (1270, 300570), (1290, 295910), (1398, 273050), (1524, 250475), (1905, 200380), (2150, 177546), (2330, 163830), (2540, 150285), (2580, 147955), (2796, 136525), (3175, 120228), (3225, 118364), (3495, 109220), (3810, 100190), (4300, 88773), (4660, 81915), (5461, 69900), (5825, 65532), (6350, 60114), (6450, 59182), (6990, 54610), (7620, 50095), (9525, 40076), (10019, 38100), (10922, 34950), (11650, 32766), (12700, 30057), (12900, 29591), (13980, 27305), (16383, 23300), (17475, 21844), (19050, 20038)]