18200100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 57774080

約数和(自身を除く): 39573980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 31, 38, 50, 57, 60, 62, 75, 76, 93, 95, 100, 103, 114, 124, 150, 155, 186, 190, 206, 228, 285, 300, 309, 310, 372, 380, 412, 465, 475, 515, 570, 589, 618, 620, 775, 930, 950, 1030, 1140, 1178, 1236, 1425, 1545, 1550, 1767, 1860, 1900, 1957, 2060, 2325, 2356, 2575, 2850, 2945, 3090, 3100, 3193, 3534, 3914, 4650, 5150, 5700, 5871, 5890, 6180, 6386, 7068, 7725, 7828, 8835, 9300, 9579, 9785, 10300, 11742, 11780, 12772, 14725, 15450, 15965, 17670, 19158, 19570, 23484, 29355, 29450, 30900, 31930, 35340, 38316, 39140, 44175, 47895, 48925, 58710, 58900, 60667, 63860, 79825, 88350, 95790, 97850, 117420, 121334, 146775, 159650, 176700, 182001, 191580, 195700, 239475, 242668, 293550, 303335, 319300, 364002, 478950, 587100, 606670, 728004, 910005, 957900, 1213340, 1516675, 1820010, 3033350, 3640020, 4550025, 6066700, 9100050, 18200100]

約数ペア:

[(1, 18200100), (2, 9100050), (3, 6066700), (4, 4550025), (5, 3640020), (6, 3033350), (10, 1820010), (12, 1516675), (15, 1213340), (19, 957900), (20, 910005), (25, 728004), (30, 606670), (31, 587100), (38, 478950), (50, 364002), (57, 319300), (60, 303335), (62, 293550), (75, 242668), (76, 239475), (93, 195700), (95, 191580), (100, 182001), (103, 176700), (114, 159650), (124, 146775), (150, 121334), (155, 117420), (186, 97850), (190, 95790), (206, 88350), (228, 79825), (285, 63860), (300, 60667), (309, 58900), (310, 58710), (372, 48925), (380, 47895), (412, 44175), (465, 39140), (475, 38316), (515, 35340), (570, 31930), (589, 30900), (618, 29450), (620, 29355), (775, 23484), (930, 19570), (950, 19158), (1030, 17670), (1140, 15965), (1178, 15450), (1236, 14725), (1425, 12772), (1545, 11780), (1550, 11742), (1767, 10300), (1860, 9785), (1900, 9579), (1957, 9300), (2060, 8835), (2325, 7828), (2356, 7725), (2575, 7068), (2850, 6386), (2945, 6180), (3090, 5890), (3100, 5871), (3193, 5700), (3534, 5150), (3914, 4650)]