351378560

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:458

約数の個数: 128

約数和(自身を含む): 913777200

約数和(自身を除く): 562398640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 157, 160, 208, 260, 269, 314, 320, 416, 520, 538, 628, 640, 785, 832, 1040, 1076, 1256, 1345, 1570, 1664, 2041, 2080, 2152, 2512, 2690, 3140, 3497, 4082, 4160, 4304, 5024, 5380, 6280, 6994, 8164, 8320, 8608, 10048, 10205, 10760, 12560, 13988, 16328, 17216, 17485, 20096, 20410, 21520, 25120, 27976, 32656, 34432, 34970, 40820, 42233, 43040, 50240, 55952, 65312, 69940, 81640, 84466, 86080, 100480, 111904, 130624, 139880, 163280, 168932, 172160, 211165, 223808, 261248, 279760, 326560, 337864, 422330, 447616, 549029, 559520, 653120, 675728, 844660, 1098058, 1119040, 1306240, 1351456, 1689320, 2196116, 2238080, 2702912, 2745145, 3378640, 4392232, 5405824, 5490290, 6757280, 8784464, 10980580, 13514560, 17568928, 21961160, 27029120, 35137856, 43922320, 70275712, 87844640, 175689280, 351378560]

約数ペア:

[(1, 351378560), (2, 175689280), (4, 87844640), (5, 70275712), (8, 43922320), (10, 35137856), (13, 27029120), (16, 21961160), (20, 17568928), (26, 13514560), (32, 10980580), (40, 8784464), (52, 6757280), (64, 5490290), (65, 5405824), (80, 4392232), (104, 3378640), (128, 2745145), (130, 2702912), (157, 2238080), (160, 2196116), (208, 1689320), (260, 1351456), (269, 1306240), (314, 1119040), (320, 1098058), (416, 844660), (520, 675728), (538, 653120), (628, 559520), (640, 549029), (785, 447616), (832, 422330), (1040, 337864), (1076, 326560), (1256, 279760), (1345, 261248), (1570, 223808), (1664, 211165), (2041, 172160), (2080, 168932), (2152, 163280), (2512, 139880), (2690, 130624), (3140, 111904), (3497, 100480), (4082, 86080), (4160, 84466), (4304, 81640), (5024, 69940), (5380, 65312), (6280, 55952), (6994, 50240), (8164, 43040), (8320, 42233), (8608, 40820), (10048, 34970), (10205, 34432), (10760, 32656), (12560, 27976), (13988, 25120), (16328, 21520), (17216, 20410), (17485, 20096)]