65489580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:541

約数の個数: 192

約数和(自身を含む): 231436800

約数和(自身を除く): 165947220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 90, 95, 108, 114, 117, 130, 135, 156, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 342, 351, 380, 390, 468, 491, 494, 513, 540, 570, 585, 684, 702, 741, 780, 855, 982, 988, 1026, 1140, 1170, 1235, 1404, 1473, 1482, 1710, 1755, 1964, 2052, 2223, 2340, 2455, 2470, 2565, 2946, 2964, 3420, 3510, 3705, 4419, 4446, 4910, 4940, 5130, 5892, 6383, 6669, 7020, 7365, 7410, 8838, 8892, 9329, 9820, 10260, 11115, 12766, 13257, 13338, 14730, 14820, 17676, 18658, 19149, 22095, 22230, 25532, 26514, 26676, 27987, 29460, 31915, 33345, 37316, 38298, 44190, 44460, 46645, 53028, 55974, 57447, 63830, 66285, 66690, 76596, 83961, 88380, 93290, 95745, 111948, 114894, 121277, 127660, 132570, 133380, 139935, 167922, 172341, 186580, 191490, 229788, 242554, 251883, 265140, 279870, 287235, 335844, 344682, 363831, 382980, 419805, 485108, 503766, 559740, 574470, 606385, 689364, 727662, 839610, 861705, 1007532, 1091493, 1148940, 1212770, 1259415, 1455324, 1679220, 1723410, 1819155, 2182986, 2425540, 2518830, 3274479, 3446820, 3638310, 4365972, 5037660, 5457465, 6548958, 7276620, 10914930, 13097916, 16372395, 21829860, 32744790, 65489580]

約数ペア:

[(1, 65489580), (2, 32744790), (3, 21829860), (4, 16372395), (5, 13097916), (6, 10914930), (9, 7276620), (10, 6548958), (12, 5457465), (13, 5037660), (15, 4365972), (18, 3638310), (19, 3446820), (20, 3274479), (26, 2518830), (27, 2425540), (30, 2182986), (36, 1819155), (38, 1723410), (39, 1679220), (45, 1455324), (52, 1259415), (54, 1212770), (57, 1148940), (60, 1091493), (65, 1007532), (76, 861705), (78, 839610), (90, 727662), (95, 689364), (108, 606385), (114, 574470), (117, 559740), (130, 503766), (135, 485108), (156, 419805), (171, 382980), (180, 363831), (190, 344682), (195, 335844), (228, 287235), (234, 279870), (247, 265140), (260, 251883), (270, 242554), (285, 229788), (342, 191490), (351, 186580), (380, 172341), (390, 167922), (468, 139935), (491, 133380), (494, 132570), (513, 127660), (540, 121277), (570, 114894), (585, 111948), (684, 95745), (702, 93290), (741, 88380), (780, 83961), (855, 76596), (982, 66690), (988, 66285), (1026, 63830), (1140, 57447), (1170, 55974), (1235, 53028), (1404, 46645), (1473, 44460), (1482, 44190), (1710, 38298), (1755, 37316), (1964, 33345), (2052, 31915), (2223, 29460), (2340, 27987), (2455, 26676), (2470, 26514), (2565, 25532), (2946, 22230), (2964, 22095), (3420, 19149), (3510, 18658), (3705, 17676), (4419, 14820), (4446, 14730), (4910, 13338), (4940, 13257), (5130, 12766), (5892, 11115), (6383, 10260), (6669, 9820), (7020, 9329), (7365, 8892), (7410, 8838)]