17979570

素因数分解:

$2^1\times 3^5\times 5^1\times 7^2\times {\mathrm{151}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 56766528

約数和(自身を除く): 38786958

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 151, 162, 189, 210, 243, 245, 270, 294, 302, 315, 378, 405, 441, 453, 486, 490, 567, 630, 735, 755, 810, 882, 906, 945, 1057, 1134, 1215, 1323, 1359, 1470, 1510, 1701, 1890, 2114, 2205, 2265, 2430, 2646, 2718, 2835, 3171, 3402, 3969, 4077, 4410, 4530, 5285, 5670, 6342, 6615, 6795, 7399, 7938, 8154, 8505, 9513, 10570, 11907, 12231, 13230, 13590, 14798, 15855, 17010, 19026, 19845, 20385, 22197, 23814, 24462, 28539, 31710, 36693, 36995, 39690, 40770, 44394, 47565, 57078, 59535, 61155, 66591, 73386, 73990, 85617, 95130, 110985, 119070, 122310, 133182, 142695, 171234, 183465, 199773, 221970, 256851, 285390, 332955, 366930, 399546, 428085, 513702, 599319, 665910, 856170, 998865, 1198638, 1284255, 1797957, 1997730, 2568510, 2996595, 3595914, 5993190, 8989785, 17979570]

約数ペア:

[(1, 17979570), (2, 8989785), (3, 5993190), (5, 3595914), (6, 2996595), (7, 2568510), (9, 1997730), (10, 1797957), (14, 1284255), (15, 1198638), (18, 998865), (21, 856170), (27, 665910), (30, 599319), (35, 513702), (42, 428085), (45, 399546), (49, 366930), (54, 332955), (63, 285390), (70, 256851), (81, 221970), (90, 199773), (98, 183465), (105, 171234), (126, 142695), (135, 133182), (147, 122310), (151, 119070), (162, 110985), (189, 95130), (210, 85617), (243, 73990), (245, 73386), (270, 66591), (294, 61155), (302, 59535), (315, 57078), (378, 47565), (405, 44394), (441, 40770), (453, 39690), (486, 36995), (490, 36693), (567, 31710), (630, 28539), (735, 24462), (755, 23814), (810, 22197), (882, 20385), (906, 19845), (945, 19026), (1057, 17010), (1134, 15855), (1215, 14798), (1323, 13590), (1359, 13230), (1470, 12231), (1510, 11907), (1701, 10570), (1890, 9513), (2114, 8505), (2205, 8154), (2265, 7938), (2430, 7399), (2646, 6795), (2718, 6615), (2835, 6342), (3171, 5670), (3402, 5285), (3969, 4530), (4077, 4410)]