201564450

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:498

約数の個数: 120

約数和(自身を含む): 565395732

約数和(自身を除く): 363831282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 157, 162, 225, 270, 314, 317, 405, 450, 471, 634, 675, 785, 810, 942, 951, 1350, 1413, 1570, 1585, 1902, 2025, 2355, 2826, 2853, 3170, 3925, 4050, 4239, 4710, 4755, 5706, 7065, 7850, 7925, 8478, 8559, 9510, 11775, 12717, 14130, 14265, 15850, 17118, 21195, 23550, 23775, 25434, 25677, 28530, 35325, 42390, 42795, 47550, 49769, 51354, 63585, 70650, 71325, 85590, 99538, 105975, 127170, 128385, 142650, 149307, 211950, 213975, 248845, 256770, 298614, 317925, 427950, 447921, 497690, 635850, 641925, 746535, 895842, 1244225, 1283850, 1343763, 1493070, 2239605, 2488450, 2687526, 3732675, 4031289, 4479210, 6718815, 7465350, 8062578, 11198025, 13437630, 20156445, 22396050, 33594075, 40312890, 67188150, 100782225, 201564450]

約数ペア:

[(1, 201564450), (2, 100782225), (3, 67188150), (5, 40312890), (6, 33594075), (9, 22396050), (10, 20156445), (15, 13437630), (18, 11198025), (25, 8062578), (27, 7465350), (30, 6718815), (45, 4479210), (50, 4031289), (54, 3732675), (75, 2687526), (81, 2488450), (90, 2239605), (135, 1493070), (150, 1343763), (157, 1283850), (162, 1244225), (225, 895842), (270, 746535), (314, 641925), (317, 635850), (405, 497690), (450, 447921), (471, 427950), (634, 317925), (675, 298614), (785, 256770), (810, 248845), (942, 213975), (951, 211950), (1350, 149307), (1413, 142650), (1570, 128385), (1585, 127170), (1902, 105975), (2025, 99538), (2355, 85590), (2826, 71325), (2853, 70650), (3170, 63585), (3925, 51354), (4050, 49769), (4239, 47550), (4710, 42795), (4755, 42390), (5706, 35325), (7065, 28530), (7850, 25677), (7925, 25434), (8478, 23775), (8559, 23550), (9510, 21195), (11775, 17118), (12717, 15850), (14130, 14265)]