77440860

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{6829}}^1$

素因数の和:6857

約数の個数: 120

約数和(自身を含む): 277680480

約数和(自身を除く): 200239620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 6829, 11340, 13658, 20487, 27316, 34145, 40974, 47803, 61461, 68290, 81948, 95606, 102435, 122922, 136580, 143409, 184383, 191212, 204870, 239015, 245844, 286818, 307305, 368766, 409740, 430227, 478030, 553149, 573636, 614610, 717045, 737532, 860454, 921915, 956060, 1106298, 1229220, 1290681, 1434090, 1720908, 1843830, 2151135, 2212596, 2581362, 2765745, 2868180, 3687660, 3872043, 4302270, 5162724, 5531490, 6453405, 7744086, 8604540, 11062980, 12906810, 15488172, 19360215, 25813620, 38720430, 77440860]

約数ペア:

[(1, 77440860), (2, 38720430), (3, 25813620), (4, 19360215), (5, 15488172), (6, 12906810), (7, 11062980), (9, 8604540), (10, 7744086), (12, 6453405), (14, 5531490), (15, 5162724), (18, 4302270), (20, 3872043), (21, 3687660), (27, 2868180), (28, 2765745), (30, 2581362), (35, 2212596), (36, 2151135), (42, 1843830), (45, 1720908), (54, 1434090), (60, 1290681), (63, 1229220), (70, 1106298), (81, 956060), (84, 921915), (90, 860454), (105, 737532), (108, 717045), (126, 614610), (135, 573636), (140, 553149), (162, 478030), (180, 430227), (189, 409740), (210, 368766), (252, 307305), (270, 286818), (315, 245844), (324, 239015), (378, 204870), (405, 191212), (420, 184383), (540, 143409), (567, 136580), (630, 122922), (756, 102435), (810, 95606), (945, 81948), (1134, 68290), (1260, 61461), (1620, 47803), (1890, 40974), (2268, 34145), (2835, 27316), (3780, 20487), (5670, 13658), (6829, 11340)]