320755890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{401}}^1$

素因数の和:724

約数の個数: 128

約数和(自身を含む): 953068032

約数和(自身を除く): 632312142

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 293, 390, 401, 455, 546, 586, 802, 879, 910, 1203, 1365, 1465, 1758, 2005, 2051, 2406, 2730, 2807, 2930, 3809, 4010, 4102, 4395, 5213, 5614, 6015, 6153, 7618, 8421, 8790, 10255, 10426, 11427, 12030, 12306, 14035, 15639, 16842, 19045, 20510, 22854, 26065, 26663, 28070, 30765, 31278, 36491, 38090, 42105, 52130, 53326, 57135, 61530, 72982, 78195, 79989, 84210, 109473, 114270, 117493, 133315, 156390, 159978, 182455, 218946, 234986, 266630, 352479, 364910, 399945, 547365, 587465, 704958, 799890, 822451, 1094730, 1174930, 1527409, 1644902, 1762395, 2467353, 3054818, 3524790, 4112255, 4582227, 4934706, 7637045, 8224510, 9164454, 10691863, 12336765, 15274090, 21383726, 22911135, 24673530, 32075589, 45822270, 53459315, 64151178, 106918630, 160377945, 320755890]

約数ペア:

[(1, 320755890), (2, 160377945), (3, 106918630), (5, 64151178), (6, 53459315), (7, 45822270), (10, 32075589), (13, 24673530), (14, 22911135), (15, 21383726), (21, 15274090), (26, 12336765), (30, 10691863), (35, 9164454), (39, 8224510), (42, 7637045), (65, 4934706), (70, 4582227), (78, 4112255), (91, 3524790), (105, 3054818), (130, 2467353), (182, 1762395), (195, 1644902), (210, 1527409), (273, 1174930), (293, 1094730), (390, 822451), (401, 799890), (455, 704958), (546, 587465), (586, 547365), (802, 399945), (879, 364910), (910, 352479), (1203, 266630), (1365, 234986), (1465, 218946), (1758, 182455), (2005, 159978), (2051, 156390), (2406, 133315), (2730, 117493), (2807, 114270), (2930, 109473), (3809, 84210), (4010, 79989), (4102, 78195), (4395, 72982), (5213, 61530), (5614, 57135), (6015, 53326), (6153, 52130), (7618, 42105), (8421, 38090), (8790, 36491), (10255, 31278), (10426, 30765), (11427, 28070), (12030, 26663), (12306, 26065), (14035, 22854), (15639, 20510), (16842, 19045)]