61501860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:415

約数の個数: 216

約数和(自身を含む): 229057920

約数和(自身を除く): 167556060

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, 49, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 114, 126, 133, 140, 147, 171, 180, 190, 196, 210, 228, 245, 252, 266, 285, 294, 315, 342, 367, 380, 399, 420, 441, 490, 532, 570, 588, 630, 665, 684, 734, 735, 798, 855, 882, 931, 980, 1101, 1140, 1197, 1260, 1330, 1468, 1470, 1596, 1710, 1764, 1835, 1862, 1995, 2202, 2205, 2394, 2569, 2660, 2793, 2940, 3303, 3420, 3670, 3724, 3990, 4404, 4410, 4655, 4788, 5138, 5505, 5586, 5985, 6606, 6973, 7340, 7707, 7980, 8379, 8820, 9310, 10276, 11010, 11172, 11970, 12845, 13212, 13946, 13965, 15414, 16515, 16758, 17983, 18620, 20919, 22020, 23121, 23940, 25690, 27892, 27930, 30828, 33030, 33516, 34865, 35966, 38535, 41838, 41895, 46242, 48811, 51380, 53949, 55860, 62757, 66060, 69730, 71932, 77070, 83676, 83790, 89915, 92484, 97622, 104595, 107898, 115605, 125514, 139460, 146433, 154140, 161847, 167580, 179830, 195244, 209190, 215796, 231210, 244055, 251028, 269745, 292866, 313785, 323694, 341677, 359660, 418380, 439299, 462420, 488110, 539490, 585732, 627570, 647388, 683354, 732165, 809235, 878598, 976220, 1025031, 1078980, 1255140, 1366708, 1464330, 1618470, 1708385, 1757196, 2050062, 2196495, 2928660, 3075093, 3236940, 3416770, 4100124, 4392990, 5125155, 6150186, 6833540, 8785980, 10250310, 12300372, 15375465, 20500620, 30750930, 61501860]

約数ペア:

[(1, 61501860), (2, 30750930), (3, 20500620), (4, 15375465), (5, 12300372), (6, 10250310), (7, 8785980), (9, 6833540), (10, 6150186), (12, 5125155), (14, 4392990), (15, 4100124), (18, 3416770), (19, 3236940), (20, 3075093), (21, 2928660), (28, 2196495), (30, 2050062), (35, 1757196), (36, 1708385), (38, 1618470), (42, 1464330), (45, 1366708), (49, 1255140), (57, 1078980), (60, 1025031), (63, 976220), (70, 878598), (76, 809235), (84, 732165), (90, 683354), (95, 647388), (98, 627570), (105, 585732), (114, 539490), (126, 488110), (133, 462420), (140, 439299), (147, 418380), (171, 359660), (180, 341677), (190, 323694), (196, 313785), (210, 292866), (228, 269745), (245, 251028), (252, 244055), (266, 231210), (285, 215796), (294, 209190), (315, 195244), (342, 179830), (367, 167580), (380, 161847), (399, 154140), (420, 146433), (441, 139460), (490, 125514), (532, 115605), (570, 107898), (588, 104595), (630, 97622), (665, 92484), (684, 89915), (734, 83790), (735, 83676), (798, 77070), (855, 71932), (882, 69730), (931, 66060), (980, 62757), (1101, 55860), (1140, 53949), (1197, 51380), (1260, 48811), (1330, 46242), (1468, 41895), (1470, 41838), (1596, 38535), (1710, 35966), (1764, 34865), (1835, 33516), (1862, 33030), (1995, 30828), (2202, 27930), (2205, 27892), (2394, 25690), (2569, 23940), (2660, 23121), (2793, 22020), (2940, 20919), (3303, 18620), (3420, 17983), (3670, 16758), (3724, 16515), (3990, 15414), (4404, 13965), (4410, 13946), (4655, 13212), (4788, 12845), (5138, 11970), (5505, 11172), (5586, 11010), (5985, 10276), (6606, 9310), (6973, 8820), (7340, 8379), (7707, 7980)]