51502920

素因数分解:

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

素因数の和:508

約数の個数: 192

約数和(自身を含む): 189604800

約数和(自身を除く): 138101880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 49, 56, 57, 60, 70, 76, 84, 95, 98, 105, 114, 120, 133, 140, 147, 152, 168, 190, 196, 210, 228, 245, 266, 280, 285, 294, 380, 392, 399, 420, 456, 461, 490, 532, 570, 588, 665, 735, 760, 798, 840, 922, 931, 980, 1064, 1140, 1176, 1330, 1383, 1470, 1596, 1844, 1862, 1960, 1995, 2280, 2305, 2660, 2766, 2793, 2940, 3192, 3227, 3688, 3724, 3990, 4610, 4655, 5320, 5532, 5586, 5880, 6454, 6915, 7448, 7980, 8759, 9220, 9310, 9681, 11064, 11172, 12908, 13830, 13965, 15960, 16135, 17518, 18440, 18620, 19362, 22344, 22589, 25816, 26277, 27660, 27930, 32270, 35036, 37240, 38724, 43795, 45178, 48405, 52554, 55320, 55860, 61313, 64540, 67767, 70072, 77448, 87590, 90356, 96810, 105108, 111720, 112945, 122626, 129080, 131385, 135534, 175180, 180712, 183939, 193620, 210216, 225890, 245252, 262770, 271068, 306565, 338835, 350360, 367878, 387240, 429191, 451780, 490504, 525540, 542136, 613130, 677670, 735756, 858382, 903560, 919695, 1051080, 1226260, 1287573, 1355340, 1471512, 1716764, 1839390, 2145955, 2452520, 2575146, 2710680, 3433528, 3678780, 4291910, 5150292, 6437865, 7357560, 8583820, 10300584, 12875730, 17167640, 25751460, 51502920]

約数ペア:

[(1, 51502920), (2, 25751460), (3, 17167640), (4, 12875730), (5, 10300584), (6, 8583820), (7, 7357560), (8, 6437865), (10, 5150292), (12, 4291910), (14, 3678780), (15, 3433528), (19, 2710680), (20, 2575146), (21, 2452520), (24, 2145955), (28, 1839390), (30, 1716764), (35, 1471512), (38, 1355340), (40, 1287573), (42, 1226260), (49, 1051080), (56, 919695), (57, 903560), (60, 858382), (70, 735756), (76, 677670), (84, 613130), (95, 542136), (98, 525540), (105, 490504), (114, 451780), (120, 429191), (133, 387240), (140, 367878), (147, 350360), (152, 338835), (168, 306565), (190, 271068), (196, 262770), (210, 245252), (228, 225890), (245, 210216), (266, 193620), (280, 183939), (285, 180712), (294, 175180), (380, 135534), (392, 131385), (399, 129080), (420, 122626), (456, 112945), (461, 111720), (490, 105108), (532, 96810), (570, 90356), (588, 87590), (665, 77448), (735, 70072), (760, 67767), (798, 64540), (840, 61313), (922, 55860), (931, 55320), (980, 52554), (1064, 48405), (1140, 45178), (1176, 43795), (1330, 38724), (1383, 37240), (1470, 35036), (1596, 32270), (1844, 27930), (1862, 27660), (1960, 26277), (1995, 25816), (2280, 22589), (2305, 22344), (2660, 19362), (2766, 18620), (2793, 18440), (2940, 17518), (3192, 16135), (3227, 15960), (3688, 13965), (3724, 13830), (3990, 12908), (4610, 11172), (4655, 11064), (5320, 9681), (5532, 9310), (5586, 9220), (5880, 8759), (6454, 7980), (6915, 7448)]