1248256620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31379}}^1$

素因数の和:31424

約数の個数: 144

約数和(自身を含む): 4317636960

約数和(自身を除く): 3069380340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 6630, 7956, 9945, 13260, 19890, 31379, 39780, 62758, 94137, 125516, 156895, 188274, 282411, 313790, 376548, 407927, 470685, 533443, 564822, 627580, 815854, 941370, 1066886, 1129644, 1223781, 1412055, 1600329, 1631708, 1882740, 2039635, 2133772, 2447562, 2667215, 2824110, 3200658, 3671343, 4079270, 4800987, 4895124, 5334430, 5648220, 6118905, 6401316, 6934759, 7342686, 8001645, 8158540, 9601974, 10668860, 12237810, 13869518, 14685372, 16003290, 18356715, 19203948, 20804277, 24004935, 24475620, 27739036, 32006580, 34673795, 36713430, 41608554, 48009870, 62412831, 69347590, 73426860, 83217108, 96019740, 104021385, 124825662, 138695180, 208042770, 249651324, 312064155, 416085540, 624128310, 1248256620]

約数ペア:

[(1, 1248256620), (2, 624128310), (3, 416085540), (4, 312064155), (5, 249651324), (6, 208042770), (9, 138695180), (10, 124825662), (12, 104021385), (13, 96019740), (15, 83217108), (17, 73426860), (18, 69347590), (20, 62412831), (26, 48009870), (30, 41608554), (34, 36713430), (36, 34673795), (39, 32006580), (45, 27739036), (51, 24475620), (52, 24004935), (60, 20804277), (65, 19203948), (68, 18356715), (78, 16003290), (85, 14685372), (90, 13869518), (102, 12237810), (117, 10668860), (130, 9601974), (153, 8158540), (156, 8001645), (170, 7342686), (180, 6934759), (195, 6401316), (204, 6118905), (221, 5648220), (234, 5334430), (255, 4895124), (260, 4800987), (306, 4079270), (340, 3671343), (390, 3200658), (442, 2824110), (468, 2667215), (510, 2447562), (585, 2133772), (612, 2039635), (663, 1882740), (765, 1631708), (780, 1600329), (884, 1412055), (1020, 1223781), (1105, 1129644), (1170, 1066886), (1326, 941370), (1530, 815854), (1989, 627580), (2210, 564822), (2340, 533443), (2652, 470685), (3060, 407927), (3315, 376548), (3978, 313790), (4420, 282411), (6630, 188274), (7956, 156895), (9945, 125516), (13260, 94137), (19890, 62758), (31379, 39780)]