64162980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{50923}}^1$

素因数の和:50945

約数の個数: 72

約数和(自身を含む): 222436032

約数和(自身を除く): 158273052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 50923, 101846, 152769, 203692, 254615, 305538, 356461, 458307, 509230, 611076, 712922, 763845, 916614, 1018460, 1069383, 1425844, 1527690, 1782305, 1833228, 2138766, 2291535, 3055380, 3208149, 3564610, 4277532, 4583070, 5346915, 6416298, 7129220, 9166140, 10693830, 12832596, 16040745, 21387660, 32081490, 64162980]

約数ペア:

[(1, 64162980), (2, 32081490), (3, 21387660), (4, 16040745), (5, 12832596), (6, 10693830), (7, 9166140), (9, 7129220), (10, 6416298), (12, 5346915), (14, 4583070), (15, 4277532), (18, 3564610), (20, 3208149), (21, 3055380), (28, 2291535), (30, 2138766), (35, 1833228), (36, 1782305), (42, 1527690), (45, 1425844), (60, 1069383), (63, 1018460), (70, 916614), (84, 763845), (90, 712922), (105, 611076), (126, 509230), (140, 458307), (180, 356461), (210, 305538), (252, 254615), (315, 203692), (420, 152769), (630, 101846), (1260, 50923)]