6456990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 16422912

約数和(自身を除く): 9965922

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 53, 62, 93, 106, 131, 155, 159, 186, 262, 265, 310, 318, 393, 465, 530, 655, 786, 795, 930, 1310, 1590, 1643, 1965, 3286, 3930, 4061, 4929, 6943, 8122, 8215, 9858, 12183, 13886, 16430, 20305, 20829, 24366, 24645, 34715, 40610, 41658, 49290, 60915, 69430, 104145, 121830, 208290, 215233, 430466, 645699, 1076165, 1291398, 2152330, 3228495, 6456990]

約数ペア:

[(1, 6456990), (2, 3228495), (3, 2152330), (5, 1291398), (6, 1076165), (10, 645699), (15, 430466), (30, 215233), (31, 208290), (53, 121830), (62, 104145), (93, 69430), (106, 60915), (131, 49290), (155, 41658), (159, 40610), (186, 34715), (262, 24645), (265, 24366), (310, 20829), (318, 20305), (393, 16430), (465, 13886), (530, 12183), (655, 9858), (786, 8215), (795, 8122), (930, 6943), (1310, 4929), (1590, 4061), (1643, 3930), (1965, 3286)]