398355900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4111}}^1$

素因数の和:4164

約数の個数: 144

約数和(自身を含む): 1284917760

約数和(自身を除く): 886561860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 25, 30, 34, 38, 50, 51, 57, 60, 68, 75, 76, 85, 95, 100, 102, 114, 150, 170, 190, 204, 228, 255, 285, 300, 323, 340, 380, 425, 475, 510, 570, 646, 850, 950, 969, 1020, 1140, 1275, 1292, 1425, 1615, 1700, 1900, 1938, 2550, 2850, 3230, 3876, 4111, 4845, 5100, 5700, 6460, 8075, 8222, 9690, 12333, 16150, 16444, 19380, 20555, 24225, 24666, 32300, 41110, 48450, 49332, 61665, 69887, 78109, 82220, 96900, 102775, 123330, 139774, 156218, 205550, 209661, 234327, 246660, 279548, 308325, 312436, 349435, 390545, 411100, 419322, 468654, 616650, 698870, 781090, 838644, 937308, 1048305, 1171635, 1233300, 1327853, 1397740, 1562180, 1747175, 1952725, 2096610, 2343270, 2655706, 3494350, 3905450, 3983559, 4193220, 4686540, 5241525, 5311412, 5858175, 6639265, 6988700, 7810900, 7967118, 10483050, 11716350, 13278530, 15934236, 19917795, 20966100, 23432700, 26557060, 33196325, 39835590, 66392650, 79671180, 99588975, 132785300, 199177950, 398355900]

約数ペア:

[(1, 398355900), (2, 199177950), (3, 132785300), (4, 99588975), (5, 79671180), (6, 66392650), (10, 39835590), (12, 33196325), (15, 26557060), (17, 23432700), (19, 20966100), (20, 19917795), (25, 15934236), (30, 13278530), (34, 11716350), (38, 10483050), (50, 7967118), (51, 7810900), (57, 6988700), (60, 6639265), (68, 5858175), (75, 5311412), (76, 5241525), (85, 4686540), (95, 4193220), (100, 3983559), (102, 3905450), (114, 3494350), (150, 2655706), (170, 2343270), (190, 2096610), (204, 1952725), (228, 1747175), (255, 1562180), (285, 1397740), (300, 1327853), (323, 1233300), (340, 1171635), (380, 1048305), (425, 937308), (475, 838644), (510, 781090), (570, 698870), (646, 616650), (850, 468654), (950, 419322), (969, 411100), (1020, 390545), (1140, 349435), (1275, 312436), (1292, 308325), (1425, 279548), (1615, 246660), (1700, 234327), (1900, 209661), (1938, 205550), (2550, 156218), (2850, 139774), (3230, 123330), (3876, 102775), (4111, 96900), (4845, 82220), (5100, 78109), (5700, 69887), (6460, 61665), (8075, 49332), (8222, 48450), (9690, 41110), (12333, 32300), (16150, 24666), (16444, 24225), (19380, 20555)]