661299540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{2791}}^1$

素因数の和:3173

約数の個数: 96

約数和(自身を含む): 2026321920

約数和(自身を除く): 1365022380

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 359, 660, 718, 1077, 1436, 1795, 2154, 2791, 3590, 3949, 4308, 5385, 5582, 7180, 7898, 8373, 10770, 11164, 11847, 13955, 15796, 16746, 19745, 21540, 23694, 27910, 30701, 33492, 39490, 41865, 47388, 55820, 59235, 61402, 78980, 83730, 92103, 118470, 122804, 153505, 167460, 184206, 236940, 307010, 368412, 460515, 614020, 921030, 1001969, 1842060, 2003938, 3005907, 4007876, 5009845, 6011814, 10019690, 11021659, 12023628, 15029535, 20039380, 22043318, 30059070, 33064977, 44086636, 55108295, 60118140, 66129954, 110216590, 132259908, 165324885, 220433180, 330649770, 661299540]

約数ペア:

[(1, 661299540), (2, 330649770), (3, 220433180), (4, 165324885), (5, 132259908), (6, 110216590), (10, 66129954), (11, 60118140), (12, 55108295), (15, 44086636), (20, 33064977), (22, 30059070), (30, 22043318), (33, 20039380), (44, 15029535), (55, 12023628), (60, 11021659), (66, 10019690), (110, 6011814), (132, 5009845), (165, 4007876), (220, 3005907), (330, 2003938), (359, 1842060), (660, 1001969), (718, 921030), (1077, 614020), (1436, 460515), (1795, 368412), (2154, 307010), (2791, 236940), (3590, 184206), (3949, 167460), (4308, 153505), (5385, 122804), (5582, 118470), (7180, 92103), (7898, 83730), (8373, 78980), (10770, 61402), (11164, 59235), (11847, 55820), (13955, 47388), (15796, 41865), (16746, 39490), (19745, 33492), (21540, 30701), (23694, 27910)]