728369180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 288

約数和(自身を含む): 2116423680

約数和(自身を除く): 1388054500

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 31, 35, 38, 44, 55, 62, 70, 73, 76, 77, 95, 110, 121, 124, 133, 140, 146, 154, 155, 190, 209, 217, 220, 242, 266, 292, 308, 310, 341, 365, 380, 385, 418, 434, 484, 511, 532, 589, 605, 620, 665, 682, 730, 770, 803, 836, 847, 868, 1022, 1045, 1085, 1178, 1210, 1330, 1364, 1387, 1460, 1463, 1540, 1606, 1694, 1705, 2044, 2090, 2170, 2263, 2299, 2356, 2387, 2420, 2555, 2660, 2774, 2926, 2945, 3212, 3388, 3410, 3751, 4015, 4123, 4180, 4235, 4340, 4526, 4598, 4774, 5110, 5548, 5621, 5852, 5890, 6479, 6820, 6935, 7315, 7502, 8030, 8246, 8470, 8833, 9052, 9196, 9548, 9709, 10220, 11242, 11315, 11495, 11780, 11935, 12958, 13870, 14630, 15004, 15257, 15841, 16060, 16093, 16492, 16940, 17666, 18755, 19418, 20615, 22484, 22630, 22990, 23870, 24893, 25916, 26257, 27740, 28105, 29260, 30514, 31682, 32186, 32395, 35332, 37510, 38836, 41230, 42997, 44165, 45260, 45353, 45980, 47740, 48545, 49786, 52514, 56210, 61028, 61831, 63364, 64372, 64790, 71269, 75020, 76285, 79205, 80465, 82460, 85994, 88330, 90706, 97090, 99572, 105028, 106799, 112420, 123662, 124465, 129580, 131285, 142538, 152570, 158410, 160930, 167827, 171988, 174251, 176660, 181412, 194180, 213598, 214985, 226765, 247324, 248930, 262570, 273823, 285076, 300979, 305140, 309155, 316820, 321860, 335654, 348502, 356345, 427196, 429970, 453530, 472967, 497860, 498883, 525140, 533995, 547646, 601958, 618310, 671308, 697004, 712690, 839135, 859940, 871255, 907060, 945934, 997766, 1067990, 1095292, 1174789, 1203916, 1236620, 1369115, 1425380, 1504895, 1678270, 1742510, 1891868, 1916761, 1995532, 2135980, 2349578, 2364835, 2494415, 2738230, 3009790, 3310769, 3356540, 3485020, 3833522, 4699156, 4729670, 4988830, 5202637, 5476460, 5873945, 6019580, 6621538, 7667044, 9459340, 9583805, 9977660, 10405274, 11747890, 13243076, 16553845, 19167610, 20810548, 23495780, 26013185, 33107690, 36418459, 38335220, 52026370, 66215380, 72836918, 104052740, 145673836, 182092295, 364184590, 728369180]

約数ペア:

[(1, 728369180), (2, 364184590), (4, 182092295), (5, 145673836), (7, 104052740), (10, 72836918), (11, 66215380), (14, 52026370), (19, 38335220), (20, 36418459), (22, 33107690), (28, 26013185), (31, 23495780), (35, 20810548), (38, 19167610), (44, 16553845), (55, 13243076), (62, 11747890), (70, 10405274), (73, 9977660), (76, 9583805), (77, 9459340), (95, 7667044), (110, 6621538), (121, 6019580), (124, 5873945), (133, 5476460), (140, 5202637), (146, 4988830), (154, 4729670), (155, 4699156), (190, 3833522), (209, 3485020), (217, 3356540), (220, 3310769), (242, 3009790), (266, 2738230), (292, 2494415), (308, 2364835), (310, 2349578), (341, 2135980), (365, 1995532), (380, 1916761), (385, 1891868), (418, 1742510), (434, 1678270), (484, 1504895), (511, 1425380), (532, 1369115), (589, 1236620), (605, 1203916), (620, 1174789), (665, 1095292), (682, 1067990), (730, 997766), (770, 945934), (803, 907060), (836, 871255), (847, 859940), (868, 839135), (1022, 712690), (1045, 697004), (1085, 671308), (1178, 618310), (1210, 601958), (1330, 547646), (1364, 533995), (1387, 525140), (1460, 498883), (1463, 497860), (1540, 472967), (1606, 453530), (1694, 429970), (1705, 427196), (2044, 356345), (2090, 348502), (2170, 335654), (2263, 321860), (2299, 316820), (2356, 309155), (2387, 305140), (2420, 300979), (2555, 285076), (2660, 273823), (2774, 262570), (2926, 248930), (2945, 247324), (3212, 226765), (3388, 214985), (3410, 213598), (3751, 194180), (4015, 181412), (4123, 176660), (4180, 174251), (4235, 171988), (4340, 167827), (4526, 160930), (4598, 158410), (4774, 152570), (5110, 142538), (5548, 131285), (5621, 129580), (5852, 124465), (5890, 123662), (6479, 112420), (6820, 106799), (6935, 105028), (7315, 99572), (7502, 97090), (8030, 90706), (8246, 88330), (8470, 85994), (8833, 82460), (9052, 80465), (9196, 79205), (9548, 76285), (9709, 75020), (10220, 71269), (11242, 64790), (11315, 64372), (11495, 63364), (11780, 61831), (11935, 61028), (12958, 56210), (13870, 52514), (14630, 49786), (15004, 48545), (15257, 47740), (15841, 45980), (16060, 45353), (16093, 45260), (16492, 44165), (16940, 42997), (17666, 41230), (18755, 38836), (19418, 37510), (20615, 35332), (22484, 32395), (22630, 32186), (22990, 31682), (23870, 30514), (24893, 29260), (25916, 28105), (26257, 27740)]