65906820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2753}}^1$

素因数の和:2794

約数の個数: 144

約数和(自身を含む): 240589440

約数和(自身を除く): 174682620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 2753, 3420, 3990, 4788, 5506, 5985, 7980, 8259, 11012, 11970, 13765, 16518, 19271, 23940, 24777, 27530, 33036, 38542, 41295, 49554, 52307, 55060, 57813, 77084, 82590, 96355, 99108, 104614, 115626, 123885, 156921, 165180, 173439, 192710, 209228, 231252, 247770, 261535, 289065, 313842, 346878, 366149, 385420, 470763, 495540, 523070, 578130, 627684, 693756, 732298, 784605, 867195, 941526, 1046140, 1098447, 1156260, 1464596, 1569210, 1734390, 1830745, 1883052, 2196894, 2353815, 3138420, 3295341, 3468780, 3661490, 4393788, 4707630, 5492235, 6590682, 7322980, 9415260, 10984470, 13181364, 16476705, 21968940, 32953410, 65906820]

約数ペア:

[(1, 65906820), (2, 32953410), (3, 21968940), (4, 16476705), (5, 13181364), (6, 10984470), (7, 9415260), (9, 7322980), (10, 6590682), (12, 5492235), (14, 4707630), (15, 4393788), (18, 3661490), (19, 3468780), (20, 3295341), (21, 3138420), (28, 2353815), (30, 2196894), (35, 1883052), (36, 1830745), (38, 1734390), (42, 1569210), (45, 1464596), (57, 1156260), (60, 1098447), (63, 1046140), (70, 941526), (76, 867195), (84, 784605), (90, 732298), (95, 693756), (105, 627684), (114, 578130), (126, 523070), (133, 495540), (140, 470763), (171, 385420), (180, 366149), (190, 346878), (210, 313842), (228, 289065), (252, 261535), (266, 247770), (285, 231252), (315, 209228), (342, 192710), (380, 173439), (399, 165180), (420, 156921), (532, 123885), (570, 115626), (630, 104614), (665, 99108), (684, 96355), (798, 82590), (855, 77084), (1140, 57813), (1197, 55060), (1260, 52307), (1330, 49554), (1596, 41295), (1710, 38542), (1995, 33036), (2394, 27530), (2660, 24777), (2753, 23940), (3420, 19271), (3990, 16518), (4788, 13765), (5506, 11970), (5985, 11012), (7980, 8259)]