655930730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:748

約数の個数: 128

約数和(自身を含む): 1557964800

約数和(自身を除く): 902034070

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 59, 65, 70, 91, 95, 118, 130, 133, 182, 190, 247, 266, 295, 413, 455, 494, 590, 643, 665, 767, 826, 910, 1121, 1235, 1286, 1330, 1534, 1729, 2065, 2242, 2470, 3215, 3458, 3835, 4130, 4501, 5369, 5605, 6430, 7670, 7847, 8359, 8645, 9002, 10738, 11210, 12217, 14573, 15694, 16718, 17290, 22505, 24434, 26845, 29146, 37937, 39235, 41795, 45010, 53690, 58513, 61085, 72865, 75874, 78470, 83590, 85519, 102011, 117026, 122170, 145730, 158821, 171038, 189685, 204022, 265559, 292565, 317642, 379370, 427595, 493181, 510055, 531118, 585130, 720803, 794105, 855190, 986362, 1020110, 1111747, 1327795, 1441606, 1588210, 2223494, 2465905, 2655590, 3452267, 3604015, 4931810, 5045621, 5558735, 6904534, 7208030, 9370439, 10091242, 11117470, 17261335, 18740878, 25228105, 34522670, 46852195, 50456210, 65593073, 93704390, 131186146, 327965365, 655930730]

約数ペア:

[(1, 655930730), (2, 327965365), (5, 131186146), (7, 93704390), (10, 65593073), (13, 50456210), (14, 46852195), (19, 34522670), (26, 25228105), (35, 18740878), (38, 17261335), (59, 11117470), (65, 10091242), (70, 9370439), (91, 7208030), (95, 6904534), (118, 5558735), (130, 5045621), (133, 4931810), (182, 3604015), (190, 3452267), (247, 2655590), (266, 2465905), (295, 2223494), (413, 1588210), (455, 1441606), (494, 1327795), (590, 1111747), (643, 1020110), (665, 986362), (767, 855190), (826, 794105), (910, 720803), (1121, 585130), (1235, 531118), (1286, 510055), (1330, 493181), (1534, 427595), (1729, 379370), (2065, 317642), (2242, 292565), (2470, 265559), (3215, 204022), (3458, 189685), (3835, 171038), (4130, 158821), (4501, 145730), (5369, 122170), (5605, 117026), (6430, 102011), (7670, 85519), (7847, 83590), (8359, 78470), (8645, 75874), (9002, 72865), (10738, 61085), (11210, 58513), (12217, 53690), (14573, 45010), (15694, 41795), (16718, 39235), (17290, 37937), (22505, 29146), (24434, 26845)]