172973880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:491

約数の個数: 160

約数和(自身を含む): 586491840

約数和(自身を除く): 413517960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 197, 216, 270, 271, 324, 360, 394, 405, 540, 542, 591, 648, 788, 810, 813, 985, 1080, 1084, 1182, 1355, 1576, 1620, 1626, 1773, 1970, 2168, 2364, 2439, 2710, 2955, 3240, 3252, 3546, 3940, 4065, 4728, 4878, 5319, 5420, 5910, 6504, 7092, 7317, 7880, 8130, 8865, 9756, 10638, 10840, 11820, 12195, 14184, 14634, 15957, 16260, 17730, 19512, 21276, 21951, 23640, 24390, 26595, 29268, 31914, 32520, 35460, 36585, 42552, 43902, 48780, 53190, 53387, 58536, 63828, 70920, 73170, 79785, 87804, 97560, 106380, 106774, 109755, 127656, 146340, 159570, 160161, 175608, 212760, 213548, 219510, 266935, 292680, 319140, 320322, 427096, 439020, 480483, 533870, 638280, 640644, 800805, 878040, 960966, 1067740, 1281288, 1441449, 1601610, 1921932, 2135480, 2402415, 2882898, 3203220, 3843864, 4324347, 4804830, 5765796, 6406440, 7207245, 8648694, 9609660, 11531592, 14414490, 17297388, 19219320, 21621735, 28828980, 34594776, 43243470, 57657960, 86486940, 172973880]

約数ペア:

[(1, 172973880), (2, 86486940), (3, 57657960), (4, 43243470), (5, 34594776), (6, 28828980), (8, 21621735), (9, 19219320), (10, 17297388), (12, 14414490), (15, 11531592), (18, 9609660), (20, 8648694), (24, 7207245), (27, 6406440), (30, 5765796), (36, 4804830), (40, 4324347), (45, 3843864), (54, 3203220), (60, 2882898), (72, 2402415), (81, 2135480), (90, 1921932), (108, 1601610), (120, 1441449), (135, 1281288), (162, 1067740), (180, 960966), (197, 878040), (216, 800805), (270, 640644), (271, 638280), (324, 533870), (360, 480483), (394, 439020), (405, 427096), (540, 320322), (542, 319140), (591, 292680), (648, 266935), (788, 219510), (810, 213548), (813, 212760), (985, 175608), (1080, 160161), (1084, 159570), (1182, 146340), (1355, 127656), (1576, 109755), (1620, 106774), (1626, 106380), (1773, 97560), (1970, 87804), (2168, 79785), (2364, 73170), (2439, 70920), (2710, 63828), (2955, 58536), (3240, 53387), (3252, 53190), (3546, 48780), (3940, 43902), (4065, 42552), (4728, 36585), (4878, 35460), (5319, 32520), (5420, 31914), (5910, 29268), (6504, 26595), (7092, 24390), (7317, 23640), (7880, 21951), (8130, 21276), (8865, 19512), (9756, 17730), (10638, 16260), (10840, 15957), (11820, 14634), (12195, 14184)]