90809100

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 216

約数和(自身を含む): 306157488

約数和(自身を除く): 215348388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 37, 45, 50, 54, 60, 74, 75, 81, 90, 100, 101, 108, 111, 135, 148, 150, 162, 180, 185, 202, 222, 225, 243, 270, 300, 303, 324, 333, 370, 404, 405, 444, 450, 486, 505, 540, 555, 606, 666, 675, 740, 810, 900, 909, 925, 972, 999, 1010, 1110, 1212, 1215, 1332, 1350, 1515, 1620, 1665, 1818, 1850, 1998, 2020, 2025, 2220, 2430, 2525, 2700, 2727, 2775, 2997, 3030, 3330, 3636, 3700, 3737, 3996, 4050, 4545, 4860, 4995, 5050, 5454, 5550, 5994, 6060, 6075, 6660, 7474, 7575, 8100, 8181, 8325, 8991, 9090, 9990, 10100, 10908, 11100, 11211, 11988, 12150, 13635, 14948, 14985, 15150, 16362, 16650, 17982, 18180, 18685, 19980, 22422, 22725, 24300, 24543, 24975, 27270, 29970, 30300, 32724, 33300, 33633, 35964, 37370, 40905, 44844, 44955, 45450, 49086, 49950, 54540, 56055, 59940, 67266, 68175, 74740, 74925, 81810, 89910, 90900, 93425, 98172, 99900, 100899, 112110, 122715, 134532, 136350, 149850, 163620, 168165, 179820, 186850, 201798, 204525, 224220, 224775, 245430, 272700, 280275, 299700, 302697, 336330, 373700, 403596, 409050, 449550, 490860, 504495, 560550, 605394, 613575, 672660, 818100, 840825, 899100, 908091, 1008990, 1121100, 1210788, 1227150, 1513485, 1681650, 1816182, 2017980, 2454300, 2522475, 3026970, 3363300, 3632364, 4540455, 5044950, 6053940, 7567425, 9080910, 10089900, 15134850, 18161820, 22702275, 30269700, 45404550, 90809100]

約数ペア:

[(1, 90809100), (2, 45404550), (3, 30269700), (4, 22702275), (5, 18161820), (6, 15134850), (9, 10089900), (10, 9080910), (12, 7567425), (15, 6053940), (18, 5044950), (20, 4540455), (25, 3632364), (27, 3363300), (30, 3026970), (36, 2522475), (37, 2454300), (45, 2017980), (50, 1816182), (54, 1681650), (60, 1513485), (74, 1227150), (75, 1210788), (81, 1121100), (90, 1008990), (100, 908091), (101, 899100), (108, 840825), (111, 818100), (135, 672660), (148, 613575), (150, 605394), (162, 560550), (180, 504495), (185, 490860), (202, 449550), (222, 409050), (225, 403596), (243, 373700), (270, 336330), (300, 302697), (303, 299700), (324, 280275), (333, 272700), (370, 245430), (404, 224775), (405, 224220), (444, 204525), (450, 201798), (486, 186850), (505, 179820), (540, 168165), (555, 163620), (606, 149850), (666, 136350), (675, 134532), (740, 122715), (810, 112110), (900, 100899), (909, 99900), (925, 98172), (972, 93425), (999, 90900), (1010, 89910), (1110, 81810), (1212, 74925), (1215, 74740), (1332, 68175), (1350, 67266), (1515, 59940), (1620, 56055), (1665, 54540), (1818, 49950), (1850, 49086), (1998, 45450), (2020, 44955), (2025, 44844), (2220, 40905), (2430, 37370), (2525, 35964), (2700, 33633), (2727, 33300), (2775, 32724), (2997, 30300), (3030, 29970), (3330, 27270), (3636, 24975), (3700, 24543), (3737, 24300), (3996, 22725), (4050, 22422), (4545, 19980), (4860, 18685), (4995, 18180), (5050, 17982), (5454, 16650), (5550, 16362), (5994, 15150), (6060, 14985), (6075, 14948), (6660, 13635), (7474, 12150), (7575, 11988), (8100, 11211), (8181, 11100), (8325, 10908), (8991, 10100), (9090, 9990)]