18798780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:356

約数の個数: 192

約数和(自身を含む): 70898688

約数和(自身を除く): 52099908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 105, 110, 130, 132, 140, 143, 154, 156, 165, 182, 195, 210, 220, 231, 260, 273, 286, 308, 313, 330, 364, 385, 390, 420, 429, 455, 462, 546, 572, 626, 660, 715, 770, 780, 858, 910, 924, 939, 1001, 1092, 1155, 1252, 1365, 1430, 1540, 1565, 1716, 1820, 1878, 2002, 2145, 2191, 2310, 2730, 2860, 3003, 3130, 3443, 3756, 4004, 4069, 4290, 4382, 4620, 4695, 5005, 5460, 6006, 6260, 6573, 6886, 8138, 8580, 8764, 9390, 10010, 10329, 10955, 12012, 12207, 13146, 13772, 15015, 16276, 17215, 18780, 20020, 20345, 20658, 21910, 24101, 24414, 26292, 28483, 30030, 32865, 34430, 40690, 41316, 43820, 44759, 48202, 48828, 51645, 56966, 60060, 61035, 65730, 68860, 72303, 81380, 85449, 89518, 96404, 103290, 113932, 120505, 122070, 131460, 134277, 142415, 144606, 170898, 179036, 206580, 223795, 241010, 244140, 268554, 284830, 289212, 313313, 341796, 361515, 427245, 447590, 482020, 537108, 569660, 626626, 671385, 723030, 854490, 895180, 939939, 1253252, 1342770, 1446060, 1566565, 1708980, 1879878, 2685540, 3133130, 3759756, 4699695, 6266260, 9399390, 18798780]

約数ペア:

[(1, 18798780), (2, 9399390), (3, 6266260), (4, 4699695), (5, 3759756), (6, 3133130), (7, 2685540), (10, 1879878), (11, 1708980), (12, 1566565), (13, 1446060), (14, 1342770), (15, 1253252), (20, 939939), (21, 895180), (22, 854490), (26, 723030), (28, 671385), (30, 626626), (33, 569660), (35, 537108), (39, 482020), (42, 447590), (44, 427245), (52, 361515), (55, 341796), (60, 313313), (65, 289212), (66, 284830), (70, 268554), (77, 244140), (78, 241010), (84, 223795), (91, 206580), (105, 179036), (110, 170898), (130, 144606), (132, 142415), (140, 134277), (143, 131460), (154, 122070), (156, 120505), (165, 113932), (182, 103290), (195, 96404), (210, 89518), (220, 85449), (231, 81380), (260, 72303), (273, 68860), (286, 65730), (308, 61035), (313, 60060), (330, 56966), (364, 51645), (385, 48828), (390, 48202), (420, 44759), (429, 43820), (455, 41316), (462, 40690), (546, 34430), (572, 32865), (626, 30030), (660, 28483), (715, 26292), (770, 24414), (780, 24101), (858, 21910), (910, 20658), (924, 20345), (939, 20020), (1001, 18780), (1092, 17215), (1155, 16276), (1252, 15015), (1365, 13772), (1430, 13146), (1540, 12207), (1565, 12012), (1716, 10955), (1820, 10329), (1878, 10010), (2002, 9390), (2145, 8764), (2191, 8580), (2310, 8138), (2730, 6886), (2860, 6573), (3003, 6260), (3130, 6006), (3443, 5460), (3756, 5005), (4004, 4695), (4069, 4620), (4290, 4382)]