428439780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 240

約数和(自身を含む): 1457761536

約数和(自身を除く): 1029321756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 47, 51, 54, 60, 68, 81, 85, 90, 94, 102, 108, 135, 141, 153, 162, 170, 180, 188, 204, 235, 255, 270, 282, 306, 324, 331, 340, 405, 423, 459, 470, 510, 540, 564, 612, 662, 705, 765, 799, 810, 846, 918, 940, 993, 1020, 1269, 1324, 1377, 1410, 1530, 1598, 1620, 1655, 1692, 1836, 1986, 2115, 2295, 2397, 2538, 2754, 2820, 2979, 3060, 3196, 3310, 3807, 3972, 3995, 4230, 4590, 4794, 4965, 5076, 5508, 5627, 5958, 6345, 6620, 6885, 7191, 7614, 7990, 8460, 8937, 9180, 9588, 9930, 11254, 11916, 11985, 12690, 13770, 14382, 14895, 15228, 15557, 15980, 16881, 17874, 19035, 19860, 21573, 22508, 23970, 25380, 26811, 27540, 28135, 28764, 29790, 31114, 33762, 35748, 35955, 38070, 43146, 44685, 46671, 47940, 50643, 53622, 56270, 59580, 62228, 64719, 67524, 71910, 76140, 77785, 84405, 86292, 89370, 93342, 101286, 107244, 107865, 112540, 129438, 134055, 140013, 143820, 151929, 155570, 168810, 178740, 186684, 202572, 215730, 233355, 253215, 258876, 264469, 268110, 280026, 303858, 311140, 323595, 337620, 420039, 431460, 455787, 466710, 506430, 528938, 536220, 560052, 607716, 647190, 700065, 759645, 793407, 840078, 911574, 933420, 1012860, 1057876, 1260117, 1294380, 1322345, 1400130, 1519290, 1586814, 1680156, 1823148, 2100195, 2278935, 2380221, 2520234, 2644690, 2800260, 3038580, 3173628, 3967035, 4200390, 4557870, 4760442, 5040468, 5289380, 6300585, 7140663, 7934070, 8400780, 9115740, 9520884, 11901105, 12601170, 14281326, 15868140, 21421989, 23802210, 25202340, 28562652, 35703315, 42843978, 47604420, 71406630, 85687956, 107109945, 142813260, 214219890, 428439780]

約数ペア:

[(1, 428439780), (2, 214219890), (3, 142813260), (4, 107109945), (5, 85687956), (6, 71406630), (9, 47604420), (10, 42843978), (12, 35703315), (15, 28562652), (17, 25202340), (18, 23802210), (20, 21421989), (27, 15868140), (30, 14281326), (34, 12601170), (36, 11901105), (45, 9520884), (47, 9115740), (51, 8400780), (54, 7934070), (60, 7140663), (68, 6300585), (81, 5289380), (85, 5040468), (90, 4760442), (94, 4557870), (102, 4200390), (108, 3967035), (135, 3173628), (141, 3038580), (153, 2800260), (162, 2644690), (170, 2520234), (180, 2380221), (188, 2278935), (204, 2100195), (235, 1823148), (255, 1680156), (270, 1586814), (282, 1519290), (306, 1400130), (324, 1322345), (331, 1294380), (340, 1260117), (405, 1057876), (423, 1012860), (459, 933420), (470, 911574), (510, 840078), (540, 793407), (564, 759645), (612, 700065), (662, 647190), (705, 607716), (765, 560052), (799, 536220), (810, 528938), (846, 506430), (918, 466710), (940, 455787), (993, 431460), (1020, 420039), (1269, 337620), (1324, 323595), (1377, 311140), (1410, 303858), (1530, 280026), (1598, 268110), (1620, 264469), (1655, 258876), (1692, 253215), (1836, 233355), (1986, 215730), (2115, 202572), (2295, 186684), (2397, 178740), (2538, 168810), (2754, 155570), (2820, 151929), (2979, 143820), (3060, 140013), (3196, 134055), (3310, 129438), (3807, 112540), (3972, 107865), (3995, 107244), (4230, 101286), (4590, 93342), (4794, 89370), (4965, 86292), (5076, 84405), (5508, 77785), (5627, 76140), (5958, 71910), (6345, 67524), (6620, 64719), (6885, 62228), (7191, 59580), (7614, 56270), (7990, 53622), (8460, 50643), (8937, 47940), (9180, 46671), (9588, 44685), (9930, 43146), (11254, 38070), (11916, 35955), (11985, 35748), (12690, 33762), (13770, 31114), (14382, 29790), (14895, 28764), (15228, 28135), (15557, 27540), (15980, 26811), (16881, 25380), (17874, 23970), (19035, 22508), (19860, 21573)]