142709220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 462898800

約数和(自身を除く): 320189580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 149, 153, 170, 180, 204, 255, 298, 306, 313, 340, 447, 510, 596, 612, 626, 745, 765, 894, 939, 1020, 1252, 1341, 1490, 1530, 1565, 1788, 1878, 2235, 2533, 2682, 2817, 2980, 3060, 3130, 3756, 4470, 4695, 5066, 5321, 5364, 5634, 6260, 6705, 7599, 8940, 9390, 10132, 10642, 11268, 12665, 13410, 14085, 15198, 15963, 18780, 21284, 22797, 25330, 26605, 26820, 28170, 30396, 31926, 37995, 45594, 46637, 47889, 50660, 53210, 56340, 63852, 75990, 79815, 91188, 93274, 95778, 106420, 113985, 139911, 151980, 159630, 186548, 191556, 227970, 233185, 239445, 279822, 319260, 419733, 455940, 466370, 478890, 559644, 699555, 792829, 839466, 932740, 957780, 1399110, 1585658, 1678932, 2098665, 2378487, 2798220, 3171316, 3964145, 4197330, 4756974, 7135461, 7928290, 8394660, 9513948, 11892435, 14270922, 15856580, 23784870, 28541844, 35677305, 47569740, 71354610, 142709220]

約数ペア:

[(1, 142709220), (2, 71354610), (3, 47569740), (4, 35677305), (5, 28541844), (6, 23784870), (9, 15856580), (10, 14270922), (12, 11892435), (15, 9513948), (17, 8394660), (18, 7928290), (20, 7135461), (30, 4756974), (34, 4197330), (36, 3964145), (45, 3171316), (51, 2798220), (60, 2378487), (68, 2098665), (85, 1678932), (90, 1585658), (102, 1399110), (149, 957780), (153, 932740), (170, 839466), (180, 792829), (204, 699555), (255, 559644), (298, 478890), (306, 466370), (313, 455940), (340, 419733), (447, 319260), (510, 279822), (596, 239445), (612, 233185), (626, 227970), (745, 191556), (765, 186548), (894, 159630), (939, 151980), (1020, 139911), (1252, 113985), (1341, 106420), (1490, 95778), (1530, 93274), (1565, 91188), (1788, 79815), (1878, 75990), (2235, 63852), (2533, 56340), (2682, 53210), (2817, 50660), (2980, 47889), (3060, 46637), (3130, 45594), (3756, 37995), (4470, 31926), (4695, 30396), (5066, 28170), (5321, 26820), (5364, 26605), (5634, 25330), (6260, 22797), (6705, 21284), (7599, 18780), (8940, 15963), (9390, 15198), (10132, 14085), (10642, 13410), (11268, 12665)]