78811530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 225566208

約数和(自身を除く): 146754678

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 70, 73, 97, 105, 106, 146, 159, 194, 210, 219, 265, 291, 318, 365, 371, 438, 485, 511, 530, 582, 679, 730, 742, 795, 970, 1022, 1095, 1113, 1358, 1455, 1533, 1590, 1855, 2037, 2190, 2226, 2555, 2910, 3066, 3395, 3710, 3869, 4074, 5110, 5141, 5565, 6790, 7081, 7665, 7738, 10185, 10282, 11130, 11607, 14162, 15330, 15423, 19345, 20370, 21243, 23214, 25705, 27083, 30846, 35405, 35987, 38690, 42486, 49567, 51410, 54166, 58035, 70810, 71974, 77115, 81249, 99134, 106215, 107961, 116070, 135415, 148701, 154230, 162498, 179935, 212430, 215922, 247835, 270830, 297402, 359870, 375293, 406245, 495670, 539805, 743505, 750586, 812490, 1079610, 1125879, 1487010, 1876465, 2251758, 2627051, 3752930, 5254102, 5629395, 7881153, 11258790, 13135255, 15762306, 26270510, 39405765, 78811530]

約数ペア:

[(1, 78811530), (2, 39405765), (3, 26270510), (5, 15762306), (6, 13135255), (7, 11258790), (10, 7881153), (14, 5629395), (15, 5254102), (21, 3752930), (30, 2627051), (35, 2251758), (42, 1876465), (53, 1487010), (70, 1125879), (73, 1079610), (97, 812490), (105, 750586), (106, 743505), (146, 539805), (159, 495670), (194, 406245), (210, 375293), (219, 359870), (265, 297402), (291, 270830), (318, 247835), (365, 215922), (371, 212430), (438, 179935), (485, 162498), (511, 154230), (530, 148701), (582, 135415), (679, 116070), (730, 107961), (742, 106215), (795, 99134), (970, 81249), (1022, 77115), (1095, 71974), (1113, 70810), (1358, 58035), (1455, 54166), (1533, 51410), (1590, 49567), (1855, 42486), (2037, 38690), (2190, 35987), (2226, 35405), (2555, 30846), (2910, 27083), (3066, 25705), (3395, 23214), (3710, 21243), (3869, 20370), (4074, 19345), (5110, 15423), (5141, 15330), (5565, 14162), (6790, 11607), (7081, 11130), (7665, 10282), (7738, 10185)]