138568140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1372

約数の個数: 144

約数和(自身を含む): 457067520

約数和(自身を除く): 318499380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1307, 1395, 1710, 1767, 1860, 2356, 2614, 2790, 2945, 3420, 3534, 3921, 5228, 5301, 5580, 5890, 6535, 7068, 7842, 8835, 10602, 11763, 11780, 13070, 15684, 17670, 19605, 21204, 23526, 24833, 26140, 26505, 35340, 39210, 40517, 47052, 49666, 53010, 58815, 74499, 78420, 81034, 99332, 106020, 117630, 121551, 124165, 148998, 162068, 202585, 223497, 235260, 243102, 248330, 297996, 364653, 372495, 405170, 446994, 486204, 496660, 607755, 729306, 744990, 769823, 810340, 893988, 1117485, 1215510, 1458612, 1489980, 1539646, 1823265, 2234970, 2309469, 2431020, 3079292, 3646530, 3849115, 4469940, 4618938, 6928407, 7293060, 7698230, 9237876, 11547345, 13856814, 15396460, 23094690, 27713628, 34642035, 46189380, 69284070, 138568140]

約数ペア:

[(1, 138568140), (2, 69284070), (3, 46189380), (4, 34642035), (5, 27713628), (6, 23094690), (9, 15396460), (10, 13856814), (12, 11547345), (15, 9237876), (18, 7698230), (19, 7293060), (20, 6928407), (30, 4618938), (31, 4469940), (36, 3849115), (38, 3646530), (45, 3079292), (57, 2431020), (60, 2309469), (62, 2234970), (76, 1823265), (90, 1539646), (93, 1489980), (95, 1458612), (114, 1215510), (124, 1117485), (155, 893988), (171, 810340), (180, 769823), (186, 744990), (190, 729306), (228, 607755), (279, 496660), (285, 486204), (310, 446994), (342, 405170), (372, 372495), (380, 364653), (465, 297996), (558, 248330), (570, 243102), (589, 235260), (620, 223497), (684, 202585), (855, 162068), (930, 148998), (1116, 124165), (1140, 121551), (1178, 117630), (1307, 106020), (1395, 99332), (1710, 81034), (1767, 78420), (1860, 74499), (2356, 58815), (2614, 53010), (2790, 49666), (2945, 47052), (3420, 40517), (3534, 39210), (3921, 35340), (5228, 26505), (5301, 26140), (5580, 24833), (5890, 23526), (6535, 21204), (7068, 19605), (7842, 17670), (8835, 15684), (10602, 13070), (11763, 11780)]