15810340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 44643312

約数和(自身を除く): 28832972

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 49, 52, 65, 68, 70, 73, 85, 91, 98, 119, 130, 140, 146, 170, 182, 196, 221, 238, 245, 260, 292, 340, 364, 365, 442, 455, 476, 490, 511, 595, 637, 730, 833, 884, 910, 949, 980, 1022, 1105, 1190, 1241, 1274, 1460, 1547, 1666, 1820, 1898, 2044, 2210, 2380, 2482, 2548, 2555, 3094, 3185, 3332, 3577, 3796, 4165, 4420, 4745, 4964, 5110, 6188, 6205, 6370, 6643, 7154, 7735, 8330, 8687, 9490, 10220, 10829, 12410, 12740, 13286, 14308, 15470, 16133, 16660, 17374, 17885, 18980, 21658, 24820, 26572, 30940, 32266, 33215, 34748, 35770, 43316, 43435, 46501, 54145, 60809, 64532, 66430, 71540, 80665, 86870, 93002, 108290, 112931, 121618, 132860, 161330, 173740, 186004, 216580, 225862, 232505, 243236, 304045, 322660, 451724, 465010, 564655, 608090, 790517, 930020, 1129310, 1216180, 1581034, 2258620, 3162068, 3952585, 7905170, 15810340]

約数ペア:

[(1, 15810340), (2, 7905170), (4, 3952585), (5, 3162068), (7, 2258620), (10, 1581034), (13, 1216180), (14, 1129310), (17, 930020), (20, 790517), (26, 608090), (28, 564655), (34, 465010), (35, 451724), (49, 322660), (52, 304045), (65, 243236), (68, 232505), (70, 225862), (73, 216580), (85, 186004), (91, 173740), (98, 161330), (119, 132860), (130, 121618), (140, 112931), (146, 108290), (170, 93002), (182, 86870), (196, 80665), (221, 71540), (238, 66430), (245, 64532), (260, 60809), (292, 54145), (340, 46501), (364, 43435), (365, 43316), (442, 35770), (455, 34748), (476, 33215), (490, 32266), (511, 30940), (595, 26572), (637, 24820), (730, 21658), (833, 18980), (884, 17885), (910, 17374), (949, 16660), (980, 16133), (1022, 15470), (1105, 14308), (1190, 13286), (1241, 12740), (1274, 12410), (1460, 10829), (1547, 10220), (1666, 9490), (1820, 8687), (1898, 8330), (2044, 7735), (2210, 7154), (2380, 6643), (2482, 6370), (2548, 6205), (2555, 6188), (3094, 5110), (3185, 4964), (3332, 4745), (3577, 4420), (3796, 4165)]