201740490

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{617}}^1$

素因数の和:813

約数の個数: 128

約数和(自身を含む): 619384320

約数和(自身を除く): 417643830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 173, 189, 210, 270, 315, 346, 378, 519, 617, 630, 865, 945, 1038, 1211, 1234, 1557, 1730, 1851, 1890, 2422, 2595, 3085, 3114, 3633, 3702, 4319, 4671, 5190, 5553, 6055, 6170, 7266, 7785, 8638, 9255, 9342, 10899, 11106, 12110, 12957, 15570, 16659, 18165, 18510, 21595, 21798, 23355, 25914, 27765, 32697, 33318, 36330, 38871, 43190, 46710, 54495, 55530, 64785, 65394, 77742, 83295, 106741, 108990, 116613, 129570, 163485, 166590, 194355, 213482, 233226, 320223, 326970, 388710, 533705, 583065, 640446, 747187, 960669, 1067410, 1166130, 1494374, 1601115, 1921338, 2241561, 2882007, 3202230, 3735935, 4483122, 4803345, 5764014, 6724683, 7471870, 9606690, 11207805, 13449366, 14410035, 20174049, 22415610, 28820070, 33623415, 40348098, 67246830, 100870245, 201740490]

約数ペア:

[(1, 201740490), (2, 100870245), (3, 67246830), (5, 40348098), (6, 33623415), (7, 28820070), (9, 22415610), (10, 20174049), (14, 14410035), (15, 13449366), (18, 11207805), (21, 9606690), (27, 7471870), (30, 6724683), (35, 5764014), (42, 4803345), (45, 4483122), (54, 3735935), (63, 3202230), (70, 2882007), (90, 2241561), (105, 1921338), (126, 1601115), (135, 1494374), (173, 1166130), (189, 1067410), (210, 960669), (270, 747187), (315, 640446), (346, 583065), (378, 533705), (519, 388710), (617, 326970), (630, 320223), (865, 233226), (945, 213482), (1038, 194355), (1211, 166590), (1234, 163485), (1557, 129570), (1730, 116613), (1851, 108990), (1890, 106741), (2422, 83295), (2595, 77742), (3085, 65394), (3114, 64785), (3633, 55530), (3702, 54495), (4319, 46710), (4671, 43190), (5190, 38871), (5553, 36330), (6055, 33318), (6170, 32697), (7266, 27765), (7785, 25914), (8638, 23355), (9255, 21798), (9342, 21595), (10899, 18510), (11106, 18165), (12110, 16659), (12957, 15570)]