30778890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 76640256

約数和(自身を除く): 45861366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 83, 94, 141, 166, 235, 249, 263, 282, 415, 470, 498, 526, 705, 789, 830, 1245, 1315, 1410, 1578, 2490, 2630, 3901, 3945, 7802, 7890, 11703, 12361, 19505, 21829, 23406, 24722, 37083, 39010, 43658, 58515, 61805, 65487, 74166, 109145, 117030, 123610, 130974, 185415, 218290, 327435, 370830, 654870, 1025963, 2051926, 3077889, 5129815, 6155778, 10259630, 15389445, 30778890]

約数ペア:

[(1, 30778890), (2, 15389445), (3, 10259630), (5, 6155778), (6, 5129815), (10, 3077889), (15, 2051926), (30, 1025963), (47, 654870), (83, 370830), (94, 327435), (141, 218290), (166, 185415), (235, 130974), (249, 123610), (263, 117030), (282, 109145), (415, 74166), (470, 65487), (498, 61805), (526, 58515), (705, 43658), (789, 39010), (830, 37083), (1245, 24722), (1315, 23406), (1410, 21829), (1578, 19505), (2490, 12361), (2630, 11703), (3901, 7890), (3945, 7802)]