289091460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2186

約数の個数: 192

約数和(自身を含む): 1031546880

約数和(自身を除く): 742455420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 19, 20, 21, 28, 30, 34, 35, 38, 42, 51, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 133, 140, 170, 190, 204, 210, 228, 238, 255, 266, 285, 323, 340, 357, 380, 399, 420, 476, 510, 532, 570, 595, 646, 665, 714, 798, 969, 1020, 1140, 1190, 1292, 1330, 1428, 1596, 1615, 1785, 1938, 1995, 2131, 2261, 2380, 2660, 3230, 3570, 3876, 3990, 4262, 4522, 4845, 6393, 6460, 6783, 7140, 7980, 8524, 9044, 9690, 10655, 11305, 12786, 13566, 14917, 19380, 21310, 22610, 25572, 27132, 29834, 31965, 33915, 36227, 40489, 42620, 44751, 45220, 59668, 63930, 67830, 72454, 74585, 80978, 89502, 108681, 121467, 127860, 135660, 144908, 149170, 161956, 179004, 181135, 202445, 217362, 223755, 242934, 253589, 283423, 298340, 362270, 404890, 434724, 447510, 485868, 507178, 543405, 566846, 607335, 688313, 724540, 760767, 809780, 850269, 895020, 1014356, 1086810, 1133692, 1214670, 1267945, 1376626, 1417115, 1521534, 1700538, 2064939, 2173620, 2429340, 2535890, 2753252, 2834230, 3043068, 3401076, 3441565, 3803835, 4129878, 4251345, 4818191, 5071780, 5668460, 6883130, 7607670, 8259756, 8502690, 9636382, 10324695, 13766260, 14454573, 15215340, 17005380, 19272764, 20649390, 24090955, 28909146, 41298780, 48181910, 57818292, 72272865, 96363820, 144545730, 289091460]

約数ペア:

[(1, 289091460), (2, 144545730), (3, 96363820), (4, 72272865), (5, 57818292), (6, 48181910), (7, 41298780), (10, 28909146), (12, 24090955), (14, 20649390), (15, 19272764), (17, 17005380), (19, 15215340), (20, 14454573), (21, 13766260), (28, 10324695), (30, 9636382), (34, 8502690), (35, 8259756), (38, 7607670), (42, 6883130), (51, 5668460), (57, 5071780), (60, 4818191), (68, 4251345), (70, 4129878), (76, 3803835), (84, 3441565), (85, 3401076), (95, 3043068), (102, 2834230), (105, 2753252), (114, 2535890), (119, 2429340), (133, 2173620), (140, 2064939), (170, 1700538), (190, 1521534), (204, 1417115), (210, 1376626), (228, 1267945), (238, 1214670), (255, 1133692), (266, 1086810), (285, 1014356), (323, 895020), (340, 850269), (357, 809780), (380, 760767), (399, 724540), (420, 688313), (476, 607335), (510, 566846), (532, 543405), (570, 507178), (595, 485868), (646, 447510), (665, 434724), (714, 404890), (798, 362270), (969, 298340), (1020, 283423), (1140, 253589), (1190, 242934), (1292, 223755), (1330, 217362), (1428, 202445), (1596, 181135), (1615, 179004), (1785, 161956), (1938, 149170), (1995, 144908), (2131, 135660), (2261, 127860), (2380, 121467), (2660, 108681), (3230, 89502), (3570, 80978), (3876, 74585), (3990, 72454), (4262, 67830), (4522, 63930), (4845, 59668), (6393, 45220), (6460, 44751), (6783, 42620), (7140, 40489), (7980, 36227), (8524, 33915), (9044, 31965), (9690, 29834), (10655, 27132), (11305, 25572), (12786, 22610), (13566, 21310), (14917, 19380)]