19023750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 120

約数和(自身を含む): 54826200

約数和(自身を除く): 35802450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 89, 90, 95, 114, 125, 150, 171, 178, 190, 225, 250, 267, 285, 342, 375, 445, 450, 475, 534, 570, 625, 750, 801, 855, 890, 950, 1125, 1250, 1335, 1425, 1602, 1691, 1710, 1875, 2225, 2250, 2375, 2670, 2850, 3382, 3750, 4005, 4275, 4450, 4750, 5073, 5625, 6675, 7125, 8010, 8455, 8550, 10146, 11125, 11250, 11875, 13350, 14250, 15219, 16910, 20025, 21375, 22250, 23750, 25365, 30438, 33375, 35625, 40050, 42275, 42750, 50730, 55625, 66750, 71250, 76095, 84550, 100125, 106875, 111250, 126825, 152190, 166875, 200250, 211375, 213750, 253650, 333750, 380475, 422750, 500625, 634125, 760950, 1001250, 1056875, 1268250, 1902375, 2113750, 3170625, 3804750, 6341250, 9511875, 19023750]

約数ペア:

[(1, 19023750), (2, 9511875), (3, 6341250), (5, 3804750), (6, 3170625), (9, 2113750), (10, 1902375), (15, 1268250), (18, 1056875), (19, 1001250), (25, 760950), (30, 634125), (38, 500625), (45, 422750), (50, 380475), (57, 333750), (75, 253650), (89, 213750), (90, 211375), (95, 200250), (114, 166875), (125, 152190), (150, 126825), (171, 111250), (178, 106875), (190, 100125), (225, 84550), (250, 76095), (267, 71250), (285, 66750), (342, 55625), (375, 50730), (445, 42750), (450, 42275), (475, 40050), (534, 35625), (570, 33375), (625, 30438), (750, 25365), (801, 23750), (855, 22250), (890, 21375), (950, 20025), (1125, 16910), (1250, 15219), (1335, 14250), (1425, 13350), (1602, 11875), (1691, 11250), (1710, 11125), (1875, 10146), (2225, 8550), (2250, 8455), (2375, 8010), (2670, 7125), (2850, 6675), (3382, 5625), (3750, 5073), (4005, 4750), (4275, 4450)]