219345880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^2$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 563245200

約数和(自身を除く): 343899320

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 149, 152, 190, 247, 260, 298, 380, 494, 520, 596, 745, 760, 988, 1192, 1235, 1490, 1937, 1976, 2470, 2831, 2980, 3874, 4940, 5662, 5960, 7748, 9685, 9880, 11324, 14155, 15496, 19370, 22201, 22648, 28310, 36803, 38740, 44402, 56620, 73606, 77480, 88804, 111005, 113240, 147212, 177608, 184015, 222010, 288613, 294424, 368030, 421819, 444020, 577226, 736060, 843638, 888040, 1154452, 1443065, 1472120, 1687276, 2109095, 2308904, 2886130, 3374552, 4218190, 5483647, 5772260, 8436380, 10967294, 11544520, 16872760, 21934588, 27418235, 43869176, 54836470, 109672940, 219345880]

約数ペア:

[(1, 219345880), (2, 109672940), (4, 54836470), (5, 43869176), (8, 27418235), (10, 21934588), (13, 16872760), (19, 11544520), (20, 10967294), (26, 8436380), (38, 5772260), (40, 5483647), (52, 4218190), (65, 3374552), (76, 2886130), (95, 2308904), (104, 2109095), (130, 1687276), (149, 1472120), (152, 1443065), (190, 1154452), (247, 888040), (260, 843638), (298, 736060), (380, 577226), (494, 444020), (520, 421819), (596, 368030), (745, 294424), (760, 288613), (988, 222010), (1192, 184015), (1235, 177608), (1490, 147212), (1937, 113240), (1976, 111005), (2470, 88804), (2831, 77480), (2980, 73606), (3874, 56620), (4940, 44402), (5662, 38740), (5960, 36803), (7748, 28310), (9685, 22648), (9880, 22201), (11324, 19370), (14155, 15496)]