81844620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9539}}^1$

素因数の和:9575

約数の個数: 96

約数和(自身を含む): 269256960

約数和(自身を除く): 187412340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 2145, 2860, 4290, 8580, 9539, 19078, 28617, 38156, 47695, 57234, 95390, 104929, 114468, 124007, 143085, 190780, 209858, 248014, 286170, 314787, 372021, 419716, 496028, 524645, 572340, 620035, 629574, 744042, 1049290, 1240070, 1259148, 1364077, 1488084, 1573935, 1860105, 2098580, 2480140, 2728154, 3147870, 3720210, 4092231, 5456308, 6295740, 6820385, 7440420, 8184462, 13640770, 16368924, 20461155, 27281540, 40922310, 81844620]

約数ペア:

[(1, 81844620), (2, 40922310), (3, 27281540), (4, 20461155), (5, 16368924), (6, 13640770), (10, 8184462), (11, 7440420), (12, 6820385), (13, 6295740), (15, 5456308), (20, 4092231), (22, 3720210), (26, 3147870), (30, 2728154), (33, 2480140), (39, 2098580), (44, 1860105), (52, 1573935), (55, 1488084), (60, 1364077), (65, 1259148), (66, 1240070), (78, 1049290), (110, 744042), (130, 629574), (132, 620035), (143, 572340), (156, 524645), (165, 496028), (195, 419716), (220, 372021), (260, 314787), (286, 286170), (330, 248014), (390, 209858), (429, 190780), (572, 143085), (660, 124007), (715, 114468), (780, 104929), (858, 95390), (1430, 57234), (1716, 47695), (2145, 38156), (2860, 28617), (4290, 19078), (8580, 9539)]