281189160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{463}}^1$

素因数の和:728

約数の個数: 192

約数和(自身を含む): 1051015680

約数和(自身を除く): 769826520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 241, 252, 280, 315, 360, 420, 463, 482, 504, 630, 723, 840, 926, 964, 1205, 1260, 1389, 1446, 1687, 1852, 1928, 2169, 2315, 2410, 2520, 2778, 2892, 3241, 3374, 3615, 3704, 4167, 4338, 4630, 4820, 5061, 5556, 5784, 6482, 6748, 6945, 7230, 8334, 8435, 8676, 9260, 9640, 9723, 10122, 10845, 11112, 12964, 13496, 13890, 14460, 15183, 16205, 16668, 16870, 17352, 18520, 19446, 20244, 20835, 21690, 25305, 25928, 27780, 28920, 29169, 30366, 32410, 33336, 33740, 38892, 40488, 41670, 43380, 48615, 50610, 55560, 58338, 60732, 64820, 67480, 75915, 77784, 83340, 86760, 97230, 101220, 111583, 116676, 121464, 129640, 145845, 151830, 166680, 194460, 202440, 223166, 233352, 291690, 303660, 334749, 388920, 446332, 557915, 583380, 607320, 669498, 781081, 892664, 1004247, 1115830, 1166760, 1338996, 1562162, 1673745, 2008494, 2231660, 2343243, 2677992, 3124324, 3347490, 3905405, 4016988, 4463320, 4686486, 5021235, 6248648, 6694980, 7029729, 7810810, 8033976, 9372972, 10042470, 11716215, 13389960, 14059458, 15621620, 18745944, 20084940, 23432430, 28118916, 31243240, 35148645, 40169880, 46864860, 56237832, 70297290, 93729720, 140594580, 281189160]

約数ペア:

[(1, 281189160), (2, 140594580), (3, 93729720), (4, 70297290), (5, 56237832), (6, 46864860), (7, 40169880), (8, 35148645), (9, 31243240), (10, 28118916), (12, 23432430), (14, 20084940), (15, 18745944), (18, 15621620), (20, 14059458), (21, 13389960), (24, 11716215), (28, 10042470), (30, 9372972), (35, 8033976), (36, 7810810), (40, 7029729), (42, 6694980), (45, 6248648), (56, 5021235), (60, 4686486), (63, 4463320), (70, 4016988), (72, 3905405), (84, 3347490), (90, 3124324), (105, 2677992), (120, 2343243), (126, 2231660), (140, 2008494), (168, 1673745), (180, 1562162), (210, 1338996), (241, 1166760), (252, 1115830), (280, 1004247), (315, 892664), (360, 781081), (420, 669498), (463, 607320), (482, 583380), (504, 557915), (630, 446332), (723, 388920), (840, 334749), (926, 303660), (964, 291690), (1205, 233352), (1260, 223166), (1389, 202440), (1446, 194460), (1687, 166680), (1852, 151830), (1928, 145845), (2169, 129640), (2315, 121464), (2410, 116676), (2520, 111583), (2778, 101220), (2892, 97230), (3241, 86760), (3374, 83340), (3615, 77784), (3704, 75915), (4167, 67480), (4338, 64820), (4630, 60732), (4820, 58338), (5061, 55560), (5556, 50610), (5784, 48615), (6482, 43380), (6748, 41670), (6945, 40488), (7230, 38892), (8334, 33740), (8435, 33336), (8676, 32410), (9260, 30366), (9640, 29169), (9723, 28920), (10122, 27780), (10845, 25928), (11112, 25305), (12964, 21690), (13496, 20835), (13890, 20244), (14460, 19446), (15183, 18520), (16205, 17352), (16668, 16870)]