55181700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:507

約数の個数: 216

約数和(自身を含む): 208528320

約数和(自身を除く): 153346620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 25, 28, 30, 35, 36, 38, 42, 45, 50, 57, 60, 63, 70, 75, 76, 84, 90, 95, 100, 105, 114, 126, 133, 140, 150, 171, 175, 180, 190, 210, 225, 228, 252, 266, 285, 300, 315, 342, 350, 380, 399, 420, 450, 461, 475, 525, 532, 570, 630, 665, 684, 700, 798, 855, 900, 922, 950, 1050, 1140, 1197, 1260, 1330, 1383, 1425, 1575, 1596, 1710, 1844, 1900, 1995, 2100, 2305, 2394, 2660, 2766, 2850, 3150, 3227, 3325, 3420, 3990, 4149, 4275, 4610, 4788, 5532, 5700, 5985, 6300, 6454, 6650, 6915, 7980, 8298, 8550, 8759, 9220, 9681, 9975, 11525, 11970, 12908, 13300, 13830, 16135, 16596, 17100, 17518, 19362, 19950, 20745, 23050, 23940, 26277, 27660, 29043, 29925, 32270, 34575, 35036, 38724, 39900, 41490, 43795, 46100, 48405, 52554, 58086, 59850, 61313, 64540, 69150, 78831, 80675, 82980, 87590, 96810, 103725, 105108, 116172, 119700, 122626, 131385, 138300, 145215, 157662, 161350, 175180, 183939, 193620, 207450, 218975, 242025, 245252, 262770, 290430, 306565, 315324, 322700, 367878, 394155, 414900, 437950, 484050, 525540, 551817, 580860, 613130, 656925, 726075, 735756, 788310, 875900, 919695, 968100, 1103634, 1226260, 1313850, 1452150, 1532825, 1576620, 1839390, 1970775, 2207268, 2627700, 2759085, 2904300, 3065650, 3678780, 3941550, 4598475, 5518170, 6131300, 7883100, 9196950, 11036340, 13795425, 18393900, 27590850, 55181700]

約数ペア:

[(1, 55181700), (2, 27590850), (3, 18393900), (4, 13795425), (5, 11036340), (6, 9196950), (7, 7883100), (9, 6131300), (10, 5518170), (12, 4598475), (14, 3941550), (15, 3678780), (18, 3065650), (19, 2904300), (20, 2759085), (21, 2627700), (25, 2207268), (28, 1970775), (30, 1839390), (35, 1576620), (36, 1532825), (38, 1452150), (42, 1313850), (45, 1226260), (50, 1103634), (57, 968100), (60, 919695), (63, 875900), (70, 788310), (75, 735756), (76, 726075), (84, 656925), (90, 613130), (95, 580860), (100, 551817), (105, 525540), (114, 484050), (126, 437950), (133, 414900), (140, 394155), (150, 367878), (171, 322700), (175, 315324), (180, 306565), (190, 290430), (210, 262770), (225, 245252), (228, 242025), (252, 218975), (266, 207450), (285, 193620), (300, 183939), (315, 175180), (342, 161350), (350, 157662), (380, 145215), (399, 138300), (420, 131385), (450, 122626), (461, 119700), (475, 116172), (525, 105108), (532, 103725), (570, 96810), (630, 87590), (665, 82980), (684, 80675), (700, 78831), (798, 69150), (855, 64540), (900, 61313), (922, 59850), (950, 58086), (1050, 52554), (1140, 48405), (1197, 46100), (1260, 43795), (1330, 41490), (1383, 39900), (1425, 38724), (1575, 35036), (1596, 34575), (1710, 32270), (1844, 29925), (1900, 29043), (1995, 27660), (2100, 26277), (2305, 23940), (2394, 23050), (2660, 20745), (2766, 19950), (2850, 19362), (3150, 17518), (3227, 17100), (3325, 16596), (3420, 16135), (3990, 13830), (4149, 13300), (4275, 12908), (4610, 11970), (4788, 11525), (5532, 9975), (5700, 9681), (5985, 9220), (6300, 8759), (6454, 8550), (6650, 8298), (6915, 7980)]