321570345

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 562464000

約数和(自身を除く): 240893655

約数列:

[1, 3, 5, 15, 19, 53, 57, 61, 95, 159, 183, 265, 285, 305, 349, 795, 915, 1007, 1047, 1159, 1745, 3021, 3233, 3477, 5035, 5235, 5795, 6631, 9699, 15105, 16165, 17385, 18497, 19893, 21289, 33155, 48495, 55491, 61427, 63867, 92485, 99465, 106445, 184281, 277455, 307135, 319335, 351443, 404491, 921405, 1054329, 1128317, 1213473, 1757215, 2022455, 3384951, 5271645, 5641585, 6067365, 16924755, 21438023, 64314069, 107190115, 321570345]

約数ペア:

[(1, 321570345), (3, 107190115), (5, 64314069), (15, 21438023), (19, 16924755), (53, 6067365), (57, 5641585), (61, 5271645), (95, 3384951), (159, 2022455), (183, 1757215), (265, 1213473), (285, 1128317), (305, 1054329), (349, 921405), (795, 404491), (915, 351443), (1007, 319335), (1047, 307135), (1159, 277455), (1745, 184281), (3021, 106445), (3233, 99465), (3477, 92485), (5035, 63867), (5235, 61427), (5795, 55491), (6631, 48495), (9699, 33155), (15105, 21289), (16165, 19893), (17385, 18497)]