231989940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4721}}^1$

素因数の和:4759

約数の個数: 192

約数和(自身を含む): 888491520

約数和(自身を除く): 656501580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1260, 1365, 1404, 1638, 1755, 1820, 1890, 2340, 2457, 2730, 3276, 3510, 3780, 4095, 4721, 4914, 5460, 7020, 8190, 9442, 9828, 12285, 14163, 16380, 18884, 23605, 24570, 28326, 33047, 42489, 47210, 49140, 56652, 61373, 66094, 70815, 84978, 94420, 99141, 122746, 127467, 132188, 141630, 165235, 169956, 184119, 198282, 212445, 245492, 254934, 283260, 297423, 306865, 330470, 368238, 396564, 424890, 429611, 495705, 509868, 552357, 594846, 613730, 637335, 660940, 736476, 849780, 859222, 892269, 920595, 991410, 1104714, 1189692, 1227460, 1274670, 1288833, 1487115, 1657071, 1718444, 1784538, 1841190, 1982820, 2148055, 2209428, 2549340, 2577666, 2761785, 2974230, 3314142, 3569076, 3682380, 3866499, 4296110, 4461345, 5155332, 5523570, 5948460, 6444165, 6628284, 7732998, 8285355, 8592220, 8922690, 11047140, 11599497, 12888330, 15465996, 16570710, 17845380, 19332495, 23198994, 25776660, 33141420, 38664990, 46397988, 57997485, 77329980, 115994970, 231989940]

約数ペア:

[(1, 231989940), (2, 115994970), (3, 77329980), (4, 57997485), (5, 46397988), (6, 38664990), (7, 33141420), (9, 25776660), (10, 23198994), (12, 19332495), (13, 17845380), (14, 16570710), (15, 15465996), (18, 12888330), (20, 11599497), (21, 11047140), (26, 8922690), (27, 8592220), (28, 8285355), (30, 7732998), (35, 6628284), (36, 6444165), (39, 5948460), (42, 5523570), (45, 5155332), (52, 4461345), (54, 4296110), (60, 3866499), (63, 3682380), (65, 3569076), (70, 3314142), (78, 2974230), (84, 2761785), (90, 2577666), (91, 2549340), (105, 2209428), (108, 2148055), (117, 1982820), (126, 1841190), (130, 1784538), (135, 1718444), (140, 1657071), (156, 1487115), (180, 1288833), (182, 1274670), (189, 1227460), (195, 1189692), (210, 1104714), (234, 991410), (252, 920595), (260, 892269), (270, 859222), (273, 849780), (315, 736476), (351, 660940), (364, 637335), (378, 613730), (390, 594846), (420, 552357), (455, 509868), (468, 495705), (540, 429611), (546, 424890), (585, 396564), (630, 368238), (702, 330470), (756, 306865), (780, 297423), (819, 283260), (910, 254934), (945, 245492), (1092, 212445), (1170, 198282), (1260, 184119), (1365, 169956), (1404, 165235), (1638, 141630), (1755, 132188), (1820, 127467), (1890, 122746), (2340, 99141), (2457, 94420), (2730, 84978), (3276, 70815), (3510, 66094), (3780, 61373), (4095, 56652), (4721, 49140), (4914, 47210), (5460, 42489), (7020, 33047), (8190, 28326), (9442, 24570), (9828, 23605), (12285, 18884), (14163, 16380)]