161063910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2803

約数の個数: 128

約数和(自身を含む): 506880000

約数和(自身を除く): 345816090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 465, 558, 630, 651, 837, 930, 945, 1085, 1302, 1395, 1674, 1890, 1953, 2170, 2749, 2790, 3255, 3906, 4185, 5498, 5859, 6510, 8247, 8370, 9765, 11718, 13745, 16494, 19243, 19530, 24741, 27490, 29295, 38486, 41235, 49482, 57729, 58590, 74223, 82470, 85219, 96215, 115458, 123705, 148446, 170438, 173187, 192430, 247410, 255657, 288645, 346374, 371115, 426095, 511314, 519561, 577290, 596533, 742230, 766971, 852190, 865935, 1039122, 1193066, 1278285, 1533942, 1731870, 1789599, 2300913, 2556570, 2597805, 2982665, 3579198, 3834855, 4601826, 5195610, 5368797, 5965330, 7669710, 8947995, 10737594, 11504565, 16106391, 17895990, 23009130, 26843985, 32212782, 53687970, 80531955, 161063910]

約数ペア:

[(1, 161063910), (2, 80531955), (3, 53687970), (5, 32212782), (6, 26843985), (7, 23009130), (9, 17895990), (10, 16106391), (14, 11504565), (15, 10737594), (18, 8947995), (21, 7669710), (27, 5965330), (30, 5368797), (31, 5195610), (35, 4601826), (42, 3834855), (45, 3579198), (54, 2982665), (62, 2597805), (63, 2556570), (70, 2300913), (90, 1789599), (93, 1731870), (105, 1533942), (126, 1278285), (135, 1193066), (155, 1039122), (186, 865935), (189, 852190), (210, 766971), (217, 742230), (270, 596533), (279, 577290), (310, 519561), (315, 511314), (378, 426095), (434, 371115), (465, 346374), (558, 288645), (630, 255657), (651, 247410), (837, 192430), (930, 173187), (945, 170438), (1085, 148446), (1302, 123705), (1395, 115458), (1674, 96215), (1890, 85219), (1953, 82470), (2170, 74223), (2749, 58590), (2790, 57729), (3255, 49482), (3906, 41235), (4185, 38486), (5498, 29295), (5859, 27490), (6510, 24741), (8247, 19530), (8370, 19243), (9765, 16494), (11718, 13745)]