298235420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 790171200

約数和(自身を除く): 491935780

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 29, 34, 35, 58, 68, 70, 85, 116, 119, 140, 145, 149, 170, 203, 238, 290, 298, 340, 406, 476, 493, 580, 595, 596, 745, 812, 841, 986, 1015, 1043, 1190, 1490, 1682, 1972, 2030, 2086, 2380, 2465, 2533, 2980, 3364, 3451, 4060, 4172, 4205, 4321, 4930, 5066, 5215, 5887, 6902, 8410, 8642, 9860, 10132, 10430, 11774, 12665, 13804, 14297, 16820, 17255, 17284, 17731, 20860, 21605, 23548, 25330, 28594, 29435, 30247, 34510, 35462, 43210, 50660, 57188, 58870, 60494, 69020, 70924, 71485, 73457, 86420, 88655, 100079, 117740, 120988, 125309, 142970, 146914, 151235, 177310, 200158, 250618, 285940, 293828, 302470, 354620, 367285, 400316, 500395, 501236, 514199, 604940, 626545, 734570, 877163, 1000790, 1028398, 1253090, 1469140, 1754326, 2001580, 2056796, 2130253, 2506180, 2570995, 3508652, 4260506, 4385815, 5141990, 8521012, 8771630, 10283980, 10651265, 14911771, 17543260, 21302530, 29823542, 42605060, 59647084, 74558855, 149117710, 298235420]

約数ペア:

[(1, 298235420), (2, 149117710), (4, 74558855), (5, 59647084), (7, 42605060), (10, 29823542), (14, 21302530), (17, 17543260), (20, 14911771), (28, 10651265), (29, 10283980), (34, 8771630), (35, 8521012), (58, 5141990), (68, 4385815), (70, 4260506), (85, 3508652), (116, 2570995), (119, 2506180), (140, 2130253), (145, 2056796), (149, 2001580), (170, 1754326), (203, 1469140), (238, 1253090), (290, 1028398), (298, 1000790), (340, 877163), (406, 734570), (476, 626545), (493, 604940), (580, 514199), (595, 501236), (596, 500395), (745, 400316), (812, 367285), (841, 354620), (986, 302470), (1015, 293828), (1043, 285940), (1190, 250618), (1490, 200158), (1682, 177310), (1972, 151235), (2030, 146914), (2086, 142970), (2380, 125309), (2465, 120988), (2533, 117740), (2980, 100079), (3364, 88655), (3451, 86420), (4060, 73457), (4172, 71485), (4205, 70924), (4321, 69020), (4930, 60494), (5066, 58870), (5215, 57188), (5887, 50660), (6902, 43210), (8410, 35462), (8642, 34510), (9860, 30247), (10132, 29435), (10430, 28594), (11774, 25330), (12665, 23548), (13804, 21605), (14297, 20860), (16820, 17731), (17255, 17284)]