220876740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{823}}^1$

素因数の和:919

約数の個数: 192

約数和(自身を含む): 797368320

約数和(自身を除く): 576491580

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, 71, 84, 90, 105, 108, 126, 135, 140, 142, 180, 189, 210, 213, 252, 270, 284, 315, 355, 378, 420, 426, 497, 540, 630, 639, 710, 756, 823, 852, 945, 994, 1065, 1260, 1278, 1420, 1491, 1646, 1890, 1917, 1988, 2130, 2469, 2485, 2556, 2982, 3195, 3292, 3780, 3834, 4115, 4260, 4473, 4938, 4970, 5761, 5964, 6390, 7407, 7455, 7668, 8230, 8946, 9585, 9876, 9940, 11522, 12345, 12780, 13419, 14814, 14910, 16460, 17283, 17892, 19170, 22221, 22365, 23044, 24690, 26838, 28805, 29628, 29820, 34566, 37035, 38340, 44442, 44730, 49380, 51849, 53676, 57610, 58433, 67095, 69132, 74070, 86415, 88884, 89460, 103698, 111105, 115220, 116866, 134190, 148140, 155547, 172830, 175299, 207396, 222210, 233732, 259245, 268380, 292165, 311094, 345660, 350598, 409031, 444420, 518490, 525897, 584330, 622188, 701196, 777735, 818062, 876495, 1036980, 1051794, 1168660, 1227093, 1555470, 1577691, 1636124, 1752990, 2045155, 2103588, 2454186, 2629485, 3110940, 3155382, 3505980, 3681279, 4090310, 4908372, 5258970, 6135465, 6310764, 7362558, 7888455, 8180620, 10517940, 11043837, 12270930, 14725116, 15776910, 18406395, 22087674, 24541860, 31553820, 36812790, 44175348, 55219185, 73625580, 110438370, 220876740]

約数ペア:

[(1, 220876740), (2, 110438370), (3, 73625580), (4, 55219185), (5, 44175348), (6, 36812790), (7, 31553820), (9, 24541860), (10, 22087674), (12, 18406395), (14, 15776910), (15, 14725116), (18, 12270930), (20, 11043837), (21, 10517940), (27, 8180620), (28, 7888455), (30, 7362558), (35, 6310764), (36, 6135465), (42, 5258970), (45, 4908372), (54, 4090310), (60, 3681279), (63, 3505980), (70, 3155382), (71, 3110940), (84, 2629485), (90, 2454186), (105, 2103588), (108, 2045155), (126, 1752990), (135, 1636124), (140, 1577691), (142, 1555470), (180, 1227093), (189, 1168660), (210, 1051794), (213, 1036980), (252, 876495), (270, 818062), (284, 777735), (315, 701196), (355, 622188), (378, 584330), (420, 525897), (426, 518490), (497, 444420), (540, 409031), (630, 350598), (639, 345660), (710, 311094), (756, 292165), (823, 268380), (852, 259245), (945, 233732), (994, 222210), (1065, 207396), (1260, 175299), (1278, 172830), (1420, 155547), (1491, 148140), (1646, 134190), (1890, 116866), (1917, 115220), (1988, 111105), (2130, 103698), (2469, 89460), (2485, 88884), (2556, 86415), (2982, 74070), (3195, 69132), (3292, 67095), (3780, 58433), (3834, 57610), (4115, 53676), (4260, 51849), (4473, 49380), (4938, 44730), (4970, 44442), (5761, 38340), (5964, 37035), (6390, 34566), (7407, 29820), (7455, 29628), (7668, 28805), (8230, 26838), (8946, 24690), (9585, 23044), (9876, 22365), (9940, 22221), (11522, 19170), (12345, 17892), (12780, 17283), (13419, 16460), (14814, 14910)]