74973870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3911}}^1$

素因数の和:3998

約数の個数: 64

約数和(自身を含む): 202798080

約数和(自身を除く): 127824210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 1065, 1278, 1917, 2130, 3195, 3834, 3911, 6390, 7822, 9585, 11733, 19170, 19555, 23466, 35199, 39110, 58665, 70398, 105597, 117330, 175995, 211194, 277681, 351990, 527985, 555362, 833043, 1055970, 1388405, 1666086, 2499129, 2776810, 4165215, 4998258, 7497387, 8330430, 12495645, 14994774, 24991290, 37486935, 74973870]

約数ペア:

[(1, 74973870), (2, 37486935), (3, 24991290), (5, 14994774), (6, 12495645), (9, 8330430), (10, 7497387), (15, 4998258), (18, 4165215), (27, 2776810), (30, 2499129), (45, 1666086), (54, 1388405), (71, 1055970), (90, 833043), (135, 555362), (142, 527985), (213, 351990), (270, 277681), (355, 211194), (426, 175995), (639, 117330), (710, 105597), (1065, 70398), (1278, 58665), (1917, 39110), (2130, 35199), (3195, 23466), (3834, 19555), (3911, 19170), (6390, 11733), (7822, 9585)]