205449660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4621}}^1$

素因数の和:4668

約数の個数: 144

約数和(自身を含む): 706611360

約数和(自身を除く): 501161700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4621, 4940, 7410, 8892, 9242, 11115, 13863, 14820, 18484, 22230, 23105, 27726, 41589, 44460, 46210, 55452, 60073, 69315, 83178, 87799, 92420, 120146, 138630, 166356, 175598, 180219, 207945, 240292, 263397, 277260, 300365, 351196, 360438, 415890, 438995, 526794, 540657, 600730, 720876, 790191, 831780, 877990, 901095, 1053588, 1081314, 1141387, 1201460, 1316985, 1580382, 1755980, 1802190, 2162628, 2282774, 2633970, 2703285, 3160764, 3424161, 3604380, 3950955, 4565548, 5267940, 5406570, 5706935, 6848322, 7901910, 10272483, 10813140, 11413870, 13696644, 15803820, 17120805, 20544966, 22827740, 34241610, 41089932, 51362415, 68483220, 102724830, 205449660]

約数ペア:

[(1, 205449660), (2, 102724830), (3, 68483220), (4, 51362415), (5, 41089932), (6, 34241610), (9, 22827740), (10, 20544966), (12, 17120805), (13, 15803820), (15, 13696644), (18, 11413870), (19, 10813140), (20, 10272483), (26, 7901910), (30, 6848322), (36, 5706935), (38, 5406570), (39, 5267940), (45, 4565548), (52, 3950955), (57, 3604380), (60, 3424161), (65, 3160764), (76, 2703285), (78, 2633970), (90, 2282774), (95, 2162628), (114, 1802190), (117, 1755980), (130, 1580382), (156, 1316985), (171, 1201460), (180, 1141387), (190, 1081314), (195, 1053588), (228, 901095), (234, 877990), (247, 831780), (260, 790191), (285, 720876), (342, 600730), (380, 540657), (390, 526794), (468, 438995), (494, 415890), (570, 360438), (585, 351196), (684, 300365), (741, 277260), (780, 263397), (855, 240292), (988, 207945), (1140, 180219), (1170, 175598), (1235, 166356), (1482, 138630), (1710, 120146), (2223, 92420), (2340, 87799), (2470, 83178), (2964, 69315), (3420, 60073), (3705, 55452), (4446, 46210), (4621, 44460), (4940, 41589), (7410, 27726), (8892, 23105), (9242, 22230), (11115, 18484), (13863, 14820)]