990407400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:504

約数の個数: 192

約数和(自身を含む): 3169082880

約数和(自身を除く): 2178675480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 67, 71, 75, 100, 120, 134, 142, 150, 200, 201, 213, 268, 284, 300, 335, 347, 355, 402, 426, 536, 568, 600, 670, 694, 710, 804, 852, 1005, 1041, 1065, 1340, 1388, 1420, 1608, 1675, 1704, 1735, 1775, 2010, 2082, 2130, 2680, 2776, 2840, 3350, 3470, 3550, 4020, 4164, 4260, 4757, 5025, 5205, 5325, 6700, 6940, 7100, 8040, 8328, 8520, 8675, 9514, 10050, 10410, 10650, 13400, 13880, 14200, 14271, 17350, 19028, 20100, 20820, 21300, 23249, 23785, 24637, 26025, 28542, 34700, 38056, 40200, 41640, 42600, 46498, 47570, 49274, 52050, 57084, 69400, 69747, 71355, 73911, 92996, 95140, 98548, 104100, 114168, 116245, 118925, 123185, 139494, 142710, 147822, 185992, 190280, 197096, 208200, 232490, 237850, 246370, 278988, 285420, 295644, 348735, 356775, 369555, 464980, 475700, 492740, 557976, 570840, 581225, 591288, 615925, 697470, 713550, 739110, 929960, 951400, 985480, 1162450, 1231850, 1394940, 1427100, 1478220, 1650679, 1743675, 1847775, 2324900, 2463700, 2789880, 2854200, 2956440, 3301358, 3487350, 3695550, 4649800, 4927400, 4952037, 6602716, 6974700, 7391100, 8253395, 9904074, 13205432, 13949400, 14782200, 16506790, 19808148, 24760185, 33013580, 39616296, 41266975, 49520370, 66027160, 82533950, 99040740, 123800925, 165067900, 198081480, 247601850, 330135800, 495203700, 990407400]

約数ペア:

[(1, 990407400), (2, 495203700), (3, 330135800), (4, 247601850), (5, 198081480), (6, 165067900), (8, 123800925), (10, 99040740), (12, 82533950), (15, 66027160), (20, 49520370), (24, 41266975), (25, 39616296), (30, 33013580), (40, 24760185), (50, 19808148), (60, 16506790), (67, 14782200), (71, 13949400), (75, 13205432), (100, 9904074), (120, 8253395), (134, 7391100), (142, 6974700), (150, 6602716), (200, 4952037), (201, 4927400), (213, 4649800), (268, 3695550), (284, 3487350), (300, 3301358), (335, 2956440), (347, 2854200), (355, 2789880), (402, 2463700), (426, 2324900), (536, 1847775), (568, 1743675), (600, 1650679), (670, 1478220), (694, 1427100), (710, 1394940), (804, 1231850), (852, 1162450), (1005, 985480), (1041, 951400), (1065, 929960), (1340, 739110), (1388, 713550), (1420, 697470), (1608, 615925), (1675, 591288), (1704, 581225), (1735, 570840), (1775, 557976), (2010, 492740), (2082, 475700), (2130, 464980), (2680, 369555), (2776, 356775), (2840, 348735), (3350, 295644), (3470, 285420), (3550, 278988), (4020, 246370), (4164, 237850), (4260, 232490), (4757, 208200), (5025, 197096), (5205, 190280), (5325, 185992), (6700, 147822), (6940, 142710), (7100, 139494), (8040, 123185), (8328, 118925), (8520, 116245), (8675, 114168), (9514, 104100), (10050, 98548), (10410, 95140), (10650, 92996), (13400, 73911), (13880, 71355), (14200, 69747), (14271, 69400), (17350, 57084), (19028, 52050), (20100, 49274), (20820, 47570), (21300, 46498), (23249, 42600), (23785, 41640), (24637, 40200), (26025, 38056), (28542, 34700)]