690213720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{163}}^1$

素因数の和:326

約数の個数: 192

約数和(自身を含む): 2414972160

約数和(自身を除く): 1724758440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 163, 168, 210, 213, 280, 284, 326, 355, 420, 426, 489, 497, 568, 652, 710, 815, 840, 852, 978, 994, 1065, 1141, 1304, 1420, 1491, 1630, 1704, 1956, 1988, 2130, 2282, 2445, 2485, 2840, 2982, 3260, 3423, 3912, 3976, 4260, 4564, 4890, 4970, 5041, 5705, 5964, 6520, 6846, 7455, 8520, 9128, 9780, 9940, 10082, 11410, 11573, 11928, 13692, 14910, 15123, 17115, 19560, 19880, 20164, 22820, 23146, 25205, 27384, 29820, 30246, 34230, 34719, 35287, 40328, 45640, 46292, 50410, 57865, 59640, 60492, 68460, 69438, 70574, 75615, 81011, 92584, 100820, 105861, 115730, 120984, 136920, 138876, 141148, 151230, 162022, 173595, 176435, 201640, 211722, 231460, 243033, 277752, 282296, 302460, 324044, 347190, 352870, 405055, 423444, 462920, 486066, 529305, 604920, 648088, 694380, 705740, 810110, 821683, 846888, 972132, 1058610, 1215165, 1388760, 1411480, 1620220, 1643366, 1944264, 2117220, 2430330, 2465049, 3240440, 3286732, 4108415, 4234440, 4860660, 4930098, 5751781, 6573464, 8216830, 9721320, 9860196, 11503562, 12325245, 16433660, 17255343, 19720392, 23007124, 24650490, 28758905, 32867320, 34510686, 46014248, 49300980, 57517810, 69021372, 86276715, 98601960, 115035620, 138042744, 172553430, 230071240, 345106860, 690213720]

約数ペア:

[(1, 690213720), (2, 345106860), (3, 230071240), (4, 172553430), (5, 138042744), (6, 115035620), (7, 98601960), (8, 86276715), (10, 69021372), (12, 57517810), (14, 49300980), (15, 46014248), (20, 34510686), (21, 32867320), (24, 28758905), (28, 24650490), (30, 23007124), (35, 19720392), (40, 17255343), (42, 16433660), (56, 12325245), (60, 11503562), (70, 9860196), (71, 9721320), (84, 8216830), (105, 6573464), (120, 5751781), (140, 4930098), (142, 4860660), (163, 4234440), (168, 4108415), (210, 3286732), (213, 3240440), (280, 2465049), (284, 2430330), (326, 2117220), (355, 1944264), (420, 1643366), (426, 1620220), (489, 1411480), (497, 1388760), (568, 1215165), (652, 1058610), (710, 972132), (815, 846888), (840, 821683), (852, 810110), (978, 705740), (994, 694380), (1065, 648088), (1141, 604920), (1304, 529305), (1420, 486066), (1491, 462920), (1630, 423444), (1704, 405055), (1956, 352870), (1988, 347190), (2130, 324044), (2282, 302460), (2445, 282296), (2485, 277752), (2840, 243033), (2982, 231460), (3260, 211722), (3423, 201640), (3912, 176435), (3976, 173595), (4260, 162022), (4564, 151230), (4890, 141148), (4970, 138876), (5041, 136920), (5705, 120984), (5964, 115730), (6520, 105861), (6846, 100820), (7455, 92584), (8520, 81011), (9128, 75615), (9780, 70574), (9940, 69438), (10082, 68460), (11410, 60492), (11573, 59640), (11928, 57865), (13692, 50410), (14910, 46292), (15123, 45640), (17115, 40328), (19560, 35287), (19880, 34719), (20164, 34230), (22820, 30246), (23146, 29820), (25205, 27384)]