1728249000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{97}}^1\times {\mathrm{5939}}^1$

素因数の和:6060

約数の個数: 128

約数和(自身を含む): 5448643200

約数和(自身を除く): 3720394200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 97, 100, 120, 125, 150, 194, 200, 250, 291, 300, 375, 388, 485, 500, 582, 600, 750, 776, 970, 1000, 1164, 1455, 1500, 1940, 2328, 2425, 2910, 3000, 3880, 4850, 5820, 5939, 7275, 9700, 11640, 11878, 12125, 14550, 17817, 19400, 23756, 24250, 29100, 29695, 35634, 36375, 47512, 48500, 58200, 59390, 71268, 72750, 89085, 97000, 118780, 142536, 145500, 148475, 178170, 237560, 291000, 296950, 356340, 445425, 576083, 593900, 712680, 742375, 890850, 1152166, 1187800, 1484750, 1728249, 1781700, 2227125, 2304332, 2880415, 2969500, 3456498, 3563400, 4454250, 4608664, 5760830, 5939000, 6912996, 8641245, 8908500, 11521660, 13825992, 14402075, 17282490, 17817000, 23043320, 28804150, 34564980, 43206225, 57608300, 69129960, 72010375, 86412450, 115216600, 144020750, 172824900, 216031125, 288041500, 345649800, 432062250, 576083000, 864124500, 1728249000]

約数ペア:

[(1, 1728249000), (2, 864124500), (3, 576083000), (4, 432062250), (5, 345649800), (6, 288041500), (8, 216031125), (10, 172824900), (12, 144020750), (15, 115216600), (20, 86412450), (24, 72010375), (25, 69129960), (30, 57608300), (40, 43206225), (50, 34564980), (60, 28804150), (75, 23043320), (97, 17817000), (100, 17282490), (120, 14402075), (125, 13825992), (150, 11521660), (194, 8908500), (200, 8641245), (250, 6912996), (291, 5939000), (300, 5760830), (375, 4608664), (388, 4454250), (485, 3563400), (500, 3456498), (582, 2969500), (600, 2880415), (750, 2304332), (776, 2227125), (970, 1781700), (1000, 1728249), (1164, 1484750), (1455, 1187800), (1500, 1152166), (1940, 890850), (2328, 742375), (2425, 712680), (2910, 593900), (3000, 576083), (3880, 445425), (4850, 356340), (5820, 296950), (5939, 291000), (7275, 237560), (9700, 178170), (11640, 148475), (11878, 145500), (12125, 142536), (14550, 118780), (17817, 97000), (19400, 89085), (23756, 72750), (24250, 71268), (29100, 59390), (29695, 58200), (35634, 48500), (36375, 47512)]