65564940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:824

約数の個数: 144

約数和(自身を含む): 221205600

約数和(自身を除く): 155640660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 735, 769, 812, 870, 980, 1015, 1218, 1421, 1470, 1538, 1740, 2030, 2307, 2436, 2842, 2940, 3045, 3076, 3845, 4060, 4263, 4614, 5383, 5684, 6090, 7105, 7690, 8526, 9228, 10766, 11535, 12180, 14210, 15380, 16149, 17052, 21315, 21532, 22301, 23070, 26915, 28420, 32298, 37681, 42630, 44602, 46140, 53830, 64596, 66903, 75362, 80745, 85260, 89204, 107660, 111505, 113043, 133806, 150724, 156107, 161490, 188405, 223010, 226086, 267612, 312214, 322980, 334515, 376810, 446020, 452172, 468321, 565215, 624428, 669030, 753620, 780535, 936642, 1092749, 1130430, 1338060, 1561070, 1873284, 2185498, 2260860, 2341605, 3122140, 3278247, 4370996, 4683210, 5463745, 6556494, 9366420, 10927490, 13112988, 16391235, 21854980, 32782470, 65564940]

約数ペア:

[(1, 65564940), (2, 32782470), (3, 21854980), (4, 16391235), (5, 13112988), (6, 10927490), (7, 9366420), (10, 6556494), (12, 5463745), (14, 4683210), (15, 4370996), (20, 3278247), (21, 3122140), (28, 2341605), (29, 2260860), (30, 2185498), (35, 1873284), (42, 1561070), (49, 1338060), (58, 1130430), (60, 1092749), (70, 936642), (84, 780535), (87, 753620), (98, 669030), (105, 624428), (116, 565215), (140, 468321), (145, 452172), (147, 446020), (174, 376810), (196, 334515), (203, 322980), (210, 312214), (245, 267612), (290, 226086), (294, 223010), (348, 188405), (406, 161490), (420, 156107), (435, 150724), (490, 133806), (580, 113043), (588, 111505), (609, 107660), (735, 89204), (769, 85260), (812, 80745), (870, 75362), (980, 66903), (1015, 64596), (1218, 53830), (1421, 46140), (1470, 44602), (1538, 42630), (1740, 37681), (2030, 32298), (2307, 28420), (2436, 26915), (2842, 23070), (2940, 22301), (3045, 21532), (3076, 21315), (3845, 17052), (4060, 16149), (4263, 15380), (4614, 14210), (5383, 12180), (5684, 11535), (6090, 10766), (7105, 9228), (7690, 8526)]