249690420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3739}}^1$

素因数の和:3814

約数の個数: 144

約数和(自身を含む): 882161280

約数和(自身を除く): 632470860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 954, 1060, 1113, 1260, 1484, 1590, 1855, 1908, 2226, 2385, 3180, 3339, 3710, 3739, 4452, 4770, 5565, 6678, 7420, 7478, 9540, 11130, 11217, 13356, 14956, 16695, 18695, 22260, 22434, 26173, 33390, 33651, 37390, 44868, 52346, 56085, 66780, 67302, 74780, 78519, 104692, 112170, 130865, 134604, 157038, 168255, 198167, 224340, 235557, 261730, 314076, 336510, 392595, 396334, 471114, 523460, 594501, 673020, 785190, 792668, 942228, 990835, 1177785, 1189002, 1387169, 1570380, 1783503, 1981670, 2355570, 2378004, 2774338, 2972505, 3567006, 3963340, 4161507, 4711140, 5548676, 5945010, 6935845, 7134012, 8323014, 8917515, 11890020, 12484521, 13871690, 16646028, 17835030, 20807535, 24969042, 27743380, 35670060, 41615070, 49938084, 62422605, 83230140, 124845210, 249690420]

約数ペア:

[(1, 249690420), (2, 124845210), (3, 83230140), (4, 62422605), (5, 49938084), (6, 41615070), (7, 35670060), (9, 27743380), (10, 24969042), (12, 20807535), (14, 17835030), (15, 16646028), (18, 13871690), (20, 12484521), (21, 11890020), (28, 8917515), (30, 8323014), (35, 7134012), (36, 6935845), (42, 5945010), (45, 5548676), (53, 4711140), (60, 4161507), (63, 3963340), (70, 3567006), (84, 2972505), (90, 2774338), (105, 2378004), (106, 2355570), (126, 1981670), (140, 1783503), (159, 1570380), (180, 1387169), (210, 1189002), (212, 1177785), (252, 990835), (265, 942228), (315, 792668), (318, 785190), (371, 673020), (420, 594501), (477, 523460), (530, 471114), (630, 396334), (636, 392595), (742, 336510), (795, 314076), (954, 261730), (1060, 235557), (1113, 224340), (1260, 198167), (1484, 168255), (1590, 157038), (1855, 134604), (1908, 130865), (2226, 112170), (2385, 104692), (3180, 78519), (3339, 74780), (3710, 67302), (3739, 66780), (4452, 56085), (4770, 52346), (5565, 44868), (6678, 37390), (7420, 33651), (7478, 33390), (9540, 26173), (11130, 22434), (11217, 22260), (13356, 18695), (14956, 16695)]