123272380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 343203840

約数和(自身を除く): 219931460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 121, 133, 140, 154, 190, 209, 220, 242, 266, 308, 380, 383, 385, 418, 484, 532, 605, 665, 766, 770, 836, 847, 1045, 1210, 1330, 1463, 1532, 1540, 1694, 1915, 2090, 2299, 2420, 2660, 2681, 2926, 3388, 3830, 4180, 4213, 4235, 4598, 5362, 5852, 7277, 7315, 7660, 8426, 8470, 9196, 10724, 11495, 13405, 14554, 14630, 16093, 16852, 16940, 21065, 22990, 26810, 29108, 29260, 29491, 32186, 36385, 42130, 45980, 46343, 50939, 53620, 58982, 64372, 72770, 80047, 80465, 84260, 92686, 101878, 117964, 145540, 147455, 160094, 160930, 185372, 203756, 231715, 254695, 294910, 320188, 321860, 324401, 400235, 463430, 509390, 560329, 589820, 648802, 800470, 880517, 926860, 1018780, 1120658, 1297604, 1600940, 1622005, 1761034, 2241316, 2801645, 3244010, 3522068, 4402585, 5603290, 6163619, 6488020, 8805170, 11206580, 12327238, 17610340, 24654476, 30818095, 61636190, 123272380]

約数ペア:

[(1, 123272380), (2, 61636190), (4, 30818095), (5, 24654476), (7, 17610340), (10, 12327238), (11, 11206580), (14, 8805170), (19, 6488020), (20, 6163619), (22, 5603290), (28, 4402585), (35, 3522068), (38, 3244010), (44, 2801645), (55, 2241316), (70, 1761034), (76, 1622005), (77, 1600940), (95, 1297604), (110, 1120658), (121, 1018780), (133, 926860), (140, 880517), (154, 800470), (190, 648802), (209, 589820), (220, 560329), (242, 509390), (266, 463430), (308, 400235), (380, 324401), (383, 321860), (385, 320188), (418, 294910), (484, 254695), (532, 231715), (605, 203756), (665, 185372), (766, 160930), (770, 160094), (836, 147455), (847, 145540), (1045, 117964), (1210, 101878), (1330, 92686), (1463, 84260), (1532, 80465), (1540, 80047), (1694, 72770), (1915, 64372), (2090, 58982), (2299, 53620), (2420, 50939), (2660, 46343), (2681, 45980), (2926, 42130), (3388, 36385), (3830, 32186), (4180, 29491), (4213, 29260), (4235, 29108), (4598, 26810), (5362, 22990), (5852, 21065), (7277, 16940), (7315, 16852), (7660, 16093), (8426, 14630), (8470, 14554), (9196, 13405), (10724, 11495)]