8539890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 21555072

約数和(自身を除く): 13015182

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 53, 82, 106, 123, 131, 159, 205, 246, 262, 265, 318, 393, 410, 530, 615, 655, 786, 795, 1230, 1310, 1590, 1965, 2173, 3930, 4346, 5371, 6519, 6943, 10742, 10865, 13038, 13886, 16113, 20829, 21730, 26855, 32226, 32595, 34715, 41658, 53710, 65190, 69430, 80565, 104145, 161130, 208290, 284663, 569326, 853989, 1423315, 1707978, 2846630, 4269945, 8539890]

約数ペア:

[(1, 8539890), (2, 4269945), (3, 2846630), (5, 1707978), (6, 1423315), (10, 853989), (15, 569326), (30, 284663), (41, 208290), (53, 161130), (82, 104145), (106, 80565), (123, 69430), (131, 65190), (159, 53710), (205, 41658), (246, 34715), (262, 32595), (265, 32226), (318, 26855), (393, 21730), (410, 20829), (530, 16113), (615, 13886), (655, 13038), (786, 10865), (795, 10742), (1230, 6943), (1310, 6519), (1590, 5371), (1965, 4346), (2173, 3930)]