397994220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{601}}^1$

素因数の和:912

約数の個数: 144

約数和(自身を含む): 1306879392

約数和(自身を除く): 908885172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 283, 390, 468, 566, 585, 601, 780, 849, 1132, 1170, 1202, 1415, 1698, 1803, 2340, 2404, 2547, 2830, 3005, 3396, 3606, 3679, 4245, 5094, 5409, 5660, 6010, 7212, 7358, 7813, 8490, 9015, 10188, 10818, 11037, 12020, 12735, 14716, 15626, 16980, 18030, 18395, 21636, 22074, 23439, 25470, 27045, 31252, 33111, 36060, 36790, 39065, 44148, 46878, 50940, 54090, 55185, 66222, 70317, 73580, 78130, 93756, 108180, 110370, 117195, 132444, 140634, 156260, 165555, 170083, 220740, 234390, 281268, 331110, 340166, 351585, 468780, 510249, 662220, 680332, 703170, 850415, 1020498, 1406340, 1530747, 1700830, 2040996, 2211079, 2551245, 3061494, 3401660, 4422158, 5102490, 6122988, 6633237, 7653735, 8844316, 10204980, 11055395, 13266474, 15307470, 19899711, 22110790, 26532948, 30614940, 33166185, 39799422, 44221580, 66332370, 79598844, 99498555, 132664740, 198997110, 397994220]

約数ペア:

[(1, 397994220), (2, 198997110), (3, 132664740), (4, 99498555), (5, 79598844), (6, 66332370), (9, 44221580), (10, 39799422), (12, 33166185), (13, 30614940), (15, 26532948), (18, 22110790), (20, 19899711), (26, 15307470), (30, 13266474), (36, 11055395), (39, 10204980), (45, 8844316), (52, 7653735), (60, 6633237), (65, 6122988), (78, 5102490), (90, 4422158), (117, 3401660), (130, 3061494), (156, 2551245), (180, 2211079), (195, 2040996), (234, 1700830), (260, 1530747), (283, 1406340), (390, 1020498), (468, 850415), (566, 703170), (585, 680332), (601, 662220), (780, 510249), (849, 468780), (1132, 351585), (1170, 340166), (1202, 331110), (1415, 281268), (1698, 234390), (1803, 220740), (2340, 170083), (2404, 165555), (2547, 156260), (2830, 140634), (3005, 132444), (3396, 117195), (3606, 110370), (3679, 108180), (4245, 93756), (5094, 78130), (5409, 73580), (5660, 70317), (6010, 66222), (7212, 55185), (7358, 54090), (7813, 50940), (8490, 46878), (9015, 44148), (10188, 39065), (10818, 36790), (11037, 36060), (12020, 33111), (12735, 31252), (14716, 27045), (15626, 25470), (16980, 23439), (18030, 22074), (18395, 21636)]