18823500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 61326720

約数和(自身を除く): 42503220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 47, 50, 60, 75, 89, 90, 94, 100, 125, 141, 150, 178, 180, 188, 225, 235, 250, 267, 282, 300, 356, 375, 423, 445, 450, 470, 500, 534, 564, 705, 750, 801, 846, 890, 900, 940, 1068, 1125, 1175, 1335, 1410, 1500, 1602, 1692, 1780, 2115, 2225, 2250, 2350, 2670, 2820, 3204, 3525, 4005, 4183, 4230, 4450, 4500, 4700, 5340, 5875, 6675, 7050, 8010, 8366, 8460, 8900, 10575, 11125, 11750, 12549, 13350, 14100, 16020, 16732, 17625, 20025, 20915, 21150, 22250, 23500, 25098, 26700, 33375, 35250, 37647, 40050, 41830, 42300, 44500, 50196, 52875, 62745, 66750, 70500, 75294, 80100, 83660, 100125, 104575, 105750, 125490, 133500, 150588, 188235, 200250, 209150, 211500, 250980, 313725, 376470, 400500, 418300, 522875, 627450, 752940, 941175, 1045750, 1254900, 1568625, 1882350, 2091500, 3137250, 3764700, 4705875, 6274500, 9411750, 18823500]

約数ペア:

[(1, 18823500), (2, 9411750), (3, 6274500), (4, 4705875), (5, 3764700), (6, 3137250), (9, 2091500), (10, 1882350), (12, 1568625), (15, 1254900), (18, 1045750), (20, 941175), (25, 752940), (30, 627450), (36, 522875), (45, 418300), (47, 400500), (50, 376470), (60, 313725), (75, 250980), (89, 211500), (90, 209150), (94, 200250), (100, 188235), (125, 150588), (141, 133500), (150, 125490), (178, 105750), (180, 104575), (188, 100125), (225, 83660), (235, 80100), (250, 75294), (267, 70500), (282, 66750), (300, 62745), (356, 52875), (375, 50196), (423, 44500), (445, 42300), (450, 41830), (470, 40050), (500, 37647), (534, 35250), (564, 33375), (705, 26700), (750, 25098), (801, 23500), (846, 22250), (890, 21150), (900, 20915), (940, 20025), (1068, 17625), (1125, 16732), (1175, 16020), (1335, 14100), (1410, 13350), (1500, 12549), (1602, 11750), (1692, 11125), (1780, 10575), (2115, 8900), (2225, 8460), (2250, 8366), (2350, 8010), (2670, 7050), (2820, 6675), (3204, 5875), (3525, 5340), (4005, 4700), (4183, 4500), (4230, 4450)]