38131380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 134918784

約数和(自身を除く): 96787404

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, 571, 630, 636, 742, 795, 954, 1060, 1113, 1142, 1260, 1484, 1590, 1713, 1855, 1908, 2226, 2284, 2385, 2855, 3180, 3339, 3426, 3710, 3997, 4452, 4770, 5139, 5565, 5710, 6678, 6852, 7420, 7994, 8565, 9540, 10278, 11130, 11420, 11991, 13356, 15988, 16695, 17130, 19985, 20556, 22260, 23982, 25695, 30263, 33390, 34260, 35973, 39970, 47964, 51390, 59955, 60526, 66780, 71946, 79940, 90789, 102780, 119910, 121052, 143892, 151315, 179865, 181578, 211841, 239820, 272367, 302630, 359730, 363156, 423682, 453945, 544734, 605260, 635523, 719460, 847364, 907890, 1059205, 1089468, 1271046, 1361835, 1815780, 1906569, 2118410, 2542092, 2723670, 3177615, 3813138, 4236820, 5447340, 6355230, 7626276, 9532845, 12710460, 19065690, 38131380]

約数ペア:

[(1, 38131380), (2, 19065690), (3, 12710460), (4, 9532845), (5, 7626276), (6, 6355230), (7, 5447340), (9, 4236820), (10, 3813138), (12, 3177615), (14, 2723670), (15, 2542092), (18, 2118410), (20, 1906569), (21, 1815780), (28, 1361835), (30, 1271046), (35, 1089468), (36, 1059205), (42, 907890), (45, 847364), (53, 719460), (60, 635523), (63, 605260), (70, 544734), (84, 453945), (90, 423682), (105, 363156), (106, 359730), (126, 302630), (140, 272367), (159, 239820), (180, 211841), (210, 181578), (212, 179865), (252, 151315), (265, 143892), (315, 121052), (318, 119910), (371, 102780), (420, 90789), (477, 79940), (530, 71946), (571, 66780), (630, 60526), (636, 59955), (742, 51390), (795, 47964), (954, 39970), (1060, 35973), (1113, 34260), (1142, 33390), (1260, 30263), (1484, 25695), (1590, 23982), (1713, 22260), (1855, 20556), (1908, 19985), (2226, 17130), (2284, 16695), (2385, 15988), (2855, 13356), (3180, 11991), (3339, 11420), (3426, 11130), (3710, 10278), (3997, 9540), (4452, 8565), (4770, 7994), (5139, 7420), (5565, 6852), (5710, 6678)]