395358080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 256

約数和(自身を含む): 1115553600

約数和(自身を除く): 720195520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 41, 52, 61, 64, 65, 76, 80, 82, 95, 104, 122, 128, 130, 152, 160, 164, 190, 205, 208, 244, 247, 260, 304, 305, 320, 328, 380, 410, 416, 488, 494, 520, 533, 608, 610, 640, 656, 760, 779, 793, 820, 832, 976, 988, 1040, 1066, 1159, 1216, 1220, 1235, 1312, 1520, 1558, 1586, 1640, 1664, 1952, 1976, 2080, 2132, 2318, 2432, 2440, 2470, 2501, 2624, 2665, 3040, 3116, 3172, 3280, 3895, 3904, 3952, 3965, 4160, 4264, 4636, 4880, 4940, 5002, 5248, 5330, 5795, 6080, 6232, 6344, 6560, 7790, 7808, 7904, 7930, 8320, 8528, 9272, 9760, 9880, 10004, 10127, 10660, 11590, 12160, 12464, 12505, 12688, 13120, 15067, 15580, 15808, 15860, 17056, 18544, 19520, 19760, 20008, 20254, 21320, 23180, 24928, 25010, 25376, 26240, 30134, 31160, 31616, 31720, 32513, 34112, 37088, 39040, 39520, 40016, 40508, 42640, 46360, 47519, 49856, 50020, 50635, 50752, 60268, 62320, 63440, 65026, 68224, 74176, 75335, 79040, 80032, 81016, 85280, 92720, 95038, 99712, 100040, 101270, 101504, 120536, 124640, 126880, 130052, 148352, 150670, 158080, 160064, 162032, 162565, 170560, 185440, 190076, 200080, 202540, 237595, 241072, 249280, 253760, 260104, 301340, 320128, 324064, 325130, 341120, 370880, 380152, 400160, 405080, 475190, 482144, 498560, 507520, 520208, 602680, 617747, 648128, 650260, 741760, 760304, 800320, 810160, 950380, 964288, 1040416, 1205360, 1235494, 1296256, 1300520, 1520608, 1600640, 1620320, 1900760, 1928576, 2080832, 2410720, 2470988, 2601040, 3041216, 3088735, 3240640, 3801520, 4161664, 4821440, 4941976, 5202080, 6082432, 6177470, 6481280, 7603040, 9642880, 9883952, 10404160, 12354940, 15206080, 19767904, 20808320, 24709880, 30412160, 39535808, 49419760, 79071616, 98839520, 197679040, 395358080]

約数ペア:

[(1, 395358080), (2, 197679040), (4, 98839520), (5, 79071616), (8, 49419760), (10, 39535808), (13, 30412160), (16, 24709880), (19, 20808320), (20, 19767904), (26, 15206080), (32, 12354940), (38, 10404160), (40, 9883952), (41, 9642880), (52, 7603040), (61, 6481280), (64, 6177470), (65, 6082432), (76, 5202080), (80, 4941976), (82, 4821440), (95, 4161664), (104, 3801520), (122, 3240640), (128, 3088735), (130, 3041216), (152, 2601040), (160, 2470988), (164, 2410720), (190, 2080832), (205, 1928576), (208, 1900760), (244, 1620320), (247, 1600640), (260, 1520608), (304, 1300520), (305, 1296256), (320, 1235494), (328, 1205360), (380, 1040416), (410, 964288), (416, 950380), (488, 810160), (494, 800320), (520, 760304), (533, 741760), (608, 650260), (610, 648128), (640, 617747), (656, 602680), (760, 520208), (779, 507520), (793, 498560), (820, 482144), (832, 475190), (976, 405080), (988, 400160), (1040, 380152), (1066, 370880), (1159, 341120), (1216, 325130), (1220, 324064), (1235, 320128), (1312, 301340), (1520, 260104), (1558, 253760), (1586, 249280), (1640, 241072), (1664, 237595), (1952, 202540), (1976, 200080), (2080, 190076), (2132, 185440), (2318, 170560), (2432, 162565), (2440, 162032), (2470, 160064), (2501, 158080), (2624, 150670), (2665, 148352), (3040, 130052), (3116, 126880), (3172, 124640), (3280, 120536), (3895, 101504), (3904, 101270), (3952, 100040), (3965, 99712), (4160, 95038), (4264, 92720), (4636, 85280), (4880, 81016), (4940, 80032), (5002, 79040), (5248, 75335), (5330, 74176), (5795, 68224), (6080, 65026), (6232, 63440), (6344, 62320), (6560, 60268), (7790, 50752), (7808, 50635), (7904, 50020), (7930, 49856), (8320, 47519), (8528, 46360), (9272, 42640), (9760, 40508), (9880, 40016), (10004, 39520), (10127, 39040), (10660, 37088), (11590, 34112), (12160, 32513), (12464, 31720), (12505, 31616), (12688, 31160), (13120, 30134), (15067, 26240), (15580, 25376), (15808, 25010), (15860, 24928), (17056, 23180), (18544, 21320), (19520, 20254), (19760, 20008)]