66260220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:324

約数の個数: 192

約数和(自身を含む): 223534080

約数和(自身を除く): 157273860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 19, 20, 26, 30, 34, 38, 39, 51, 52, 57, 60, 65, 68, 76, 78, 85, 95, 102, 114, 130, 156, 170, 190, 195, 204, 221, 228, 247, 255, 260, 263, 285, 323, 340, 380, 390, 442, 494, 510, 526, 570, 646, 663, 741, 780, 789, 884, 969, 988, 1020, 1052, 1105, 1140, 1235, 1292, 1315, 1326, 1482, 1578, 1615, 1938, 2210, 2470, 2630, 2652, 2964, 3156, 3230, 3315, 3419, 3705, 3876, 3945, 4199, 4420, 4471, 4845, 4940, 4997, 5260, 6460, 6630, 6838, 7410, 7890, 8398, 8942, 9690, 9994, 10257, 12597, 13260, 13413, 13676, 14820, 14991, 15780, 16796, 17095, 17884, 19380, 19988, 20514, 20995, 22355, 24985, 25194, 26826, 29982, 34190, 41028, 41990, 44710, 49970, 50388, 51285, 53652, 58123, 59964, 62985, 64961, 67065, 68380, 74955, 83980, 84949, 89420, 99940, 102570, 116246, 125970, 129922, 134130, 149910, 169898, 174369, 194883, 205140, 232492, 251940, 254847, 259844, 268260, 290615, 299820, 324805, 339796, 348738, 389766, 424745, 509694, 581230, 649610, 697476, 779532, 849490, 871845, 974415, 1019388, 1104337, 1162460, 1274235, 1299220, 1698980, 1743690, 1948830, 2208674, 2548470, 3313011, 3487380, 3897660, 4417348, 5096940, 5521685, 6626022, 11043370, 13252044, 16565055, 22086740, 33130110, 66260220]

約数ペア:

[(1, 66260220), (2, 33130110), (3, 22086740), (4, 16565055), (5, 13252044), (6, 11043370), (10, 6626022), (12, 5521685), (13, 5096940), (15, 4417348), (17, 3897660), (19, 3487380), (20, 3313011), (26, 2548470), (30, 2208674), (34, 1948830), (38, 1743690), (39, 1698980), (51, 1299220), (52, 1274235), (57, 1162460), (60, 1104337), (65, 1019388), (68, 974415), (76, 871845), (78, 849490), (85, 779532), (95, 697476), (102, 649610), (114, 581230), (130, 509694), (156, 424745), (170, 389766), (190, 348738), (195, 339796), (204, 324805), (221, 299820), (228, 290615), (247, 268260), (255, 259844), (260, 254847), (263, 251940), (285, 232492), (323, 205140), (340, 194883), (380, 174369), (390, 169898), (442, 149910), (494, 134130), (510, 129922), (526, 125970), (570, 116246), (646, 102570), (663, 99940), (741, 89420), (780, 84949), (789, 83980), (884, 74955), (969, 68380), (988, 67065), (1020, 64961), (1052, 62985), (1105, 59964), (1140, 58123), (1235, 53652), (1292, 51285), (1315, 50388), (1326, 49970), (1482, 44710), (1578, 41990), (1615, 41028), (1938, 34190), (2210, 29982), (2470, 26826), (2630, 25194), (2652, 24985), (2964, 22355), (3156, 20995), (3230, 20514), (3315, 19988), (3419, 19380), (3705, 17884), (3876, 17095), (3945, 16796), (4199, 15780), (4420, 14991), (4471, 14820), (4845, 13676), (4940, 13413), (4997, 13260), (5260, 12597), (6460, 10257), (6630, 9994), (6838, 9690), (7410, 8942), (7890, 8398)]