189438210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1741}}^1$

素因数の和:1801

約数の個数: 128

約数和(自身を含む): 561899520

約数和(自身を除く): 372461310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 31, 39, 45, 54, 62, 65, 78, 90, 93, 117, 130, 135, 155, 186, 195, 234, 270, 279, 310, 351, 390, 403, 465, 558, 585, 702, 806, 837, 930, 1170, 1209, 1395, 1674, 1741, 1755, 2015, 2418, 2790, 3482, 3510, 3627, 4030, 4185, 5223, 6045, 7254, 8370, 8705, 10446, 10881, 12090, 15669, 17410, 18135, 21762, 22633, 26115, 31338, 36270, 45266, 47007, 52230, 53971, 54405, 67899, 78345, 94014, 107942, 108810, 113165, 135798, 156690, 161913, 203697, 226330, 235035, 269855, 323826, 339495, 407394, 470070, 485739, 539710, 611091, 678990, 701623, 809565, 971478, 1018485, 1222182, 1403246, 1457217, 1619130, 2036970, 2104869, 2428695, 2914434, 3055455, 3508115, 4209738, 4857390, 6110910, 6314607, 7016230, 7286085, 10524345, 12629214, 14572170, 18943821, 21048690, 31573035, 37887642, 63146070, 94719105, 189438210]

約数ペア:

[(1, 189438210), (2, 94719105), (3, 63146070), (5, 37887642), (6, 31573035), (9, 21048690), (10, 18943821), (13, 14572170), (15, 12629214), (18, 10524345), (26, 7286085), (27, 7016230), (30, 6314607), (31, 6110910), (39, 4857390), (45, 4209738), (54, 3508115), (62, 3055455), (65, 2914434), (78, 2428695), (90, 2104869), (93, 2036970), (117, 1619130), (130, 1457217), (135, 1403246), (155, 1222182), (186, 1018485), (195, 971478), (234, 809565), (270, 701623), (279, 678990), (310, 611091), (351, 539710), (390, 485739), (403, 470070), (465, 407394), (558, 339495), (585, 323826), (702, 269855), (806, 235035), (837, 226330), (930, 203697), (1170, 161913), (1209, 156690), (1395, 135798), (1674, 113165), (1741, 108810), (1755, 107942), (2015, 94014), (2418, 78345), (2790, 67899), (3482, 54405), (3510, 53971), (3627, 52230), (4030, 47007), (4185, 45266), (5223, 36270), (6045, 31338), (7254, 26115), (8370, 22633), (8705, 21762), (10446, 18135), (10881, 17410), (12090, 15669)]