206138220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 630862848

約数和(自身を除く): 424724628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 307, 310, 361, 372, 380, 465, 570, 589, 614, 620, 722, 921, 930, 1083, 1140, 1178, 1228, 1444, 1535, 1767, 1805, 1842, 1860, 2166, 2356, 2945, 3070, 3534, 3610, 3684, 4332, 4605, 5415, 5833, 5890, 6140, 7068, 7220, 8835, 9210, 9517, 10830, 11191, 11666, 11780, 17499, 17670, 18420, 19034, 21660, 22382, 23332, 28551, 29165, 33573, 34998, 35340, 38068, 44764, 47585, 55955, 57102, 58330, 67146, 69996, 87495, 95170, 110827, 111910, 114204, 116660, 134292, 142755, 167865, 174990, 180823, 190340, 221654, 223820, 285510, 332481, 335730, 349980, 361646, 443308, 542469, 554135, 571020, 664962, 671460, 723292, 904115, 1084938, 1108270, 1329924, 1662405, 1808230, 2169876, 2216540, 2712345, 3324810, 3435637, 3616460, 5424690, 6649620, 6871274, 10306911, 10849380, 13742548, 17178185, 20613822, 34356370, 41227644, 51534555, 68712740, 103069110, 206138220]

約数ペア:

[(1, 206138220), (2, 103069110), (3, 68712740), (4, 51534555), (5, 41227644), (6, 34356370), (10, 20613822), (12, 17178185), (15, 13742548), (19, 10849380), (20, 10306911), (30, 6871274), (31, 6649620), (38, 5424690), (57, 3616460), (60, 3435637), (62, 3324810), (76, 2712345), (93, 2216540), (95, 2169876), (114, 1808230), (124, 1662405), (155, 1329924), (186, 1108270), (190, 1084938), (228, 904115), (285, 723292), (307, 671460), (310, 664962), (361, 571020), (372, 554135), (380, 542469), (465, 443308), (570, 361646), (589, 349980), (614, 335730), (620, 332481), (722, 285510), (921, 223820), (930, 221654), (1083, 190340), (1140, 180823), (1178, 174990), (1228, 167865), (1444, 142755), (1535, 134292), (1767, 116660), (1805, 114204), (1842, 111910), (1860, 110827), (2166, 95170), (2356, 87495), (2945, 69996), (3070, 67146), (3534, 58330), (3610, 57102), (3684, 55955), (4332, 47585), (4605, 44764), (5415, 38068), (5833, 35340), (5890, 34998), (6140, 33573), (7068, 29165), (7220, 28551), (8835, 23332), (9210, 22382), (9517, 21660), (10830, 19034), (11191, 18420), (11666, 17670), (11780, 17499)]