198228900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 612460800

約数和(自身を除く): 414231900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 83, 95, 100, 114, 150, 166, 190, 228, 249, 285, 300, 332, 380, 415, 419, 475, 498, 570, 830, 838, 950, 996, 1140, 1245, 1257, 1425, 1577, 1660, 1676, 1900, 2075, 2095, 2490, 2514, 2850, 3154, 4150, 4190, 4731, 4980, 5028, 5700, 6225, 6285, 6308, 7885, 7961, 8300, 8380, 9462, 10475, 12450, 12570, 15770, 15922, 18924, 20950, 23655, 23883, 24900, 25140, 31425, 31540, 31844, 34777, 39425, 39805, 41900, 47310, 47766, 62850, 69554, 78850, 79610, 94620, 95532, 104331, 118275, 119415, 125700, 139108, 157700, 159220, 173885, 199025, 208662, 236550, 238830, 347770, 398050, 417324, 473100, 477660, 521655, 597075, 660763, 695540, 796100, 869425, 1043310, 1194150, 1321526, 1738850, 1982289, 2086620, 2388300, 2608275, 2643052, 3303815, 3477700, 3964578, 5216550, 6607630, 7929156, 9911445, 10433100, 13215260, 16519075, 19822890, 33038150, 39645780, 49557225, 66076300, 99114450, 198228900]

約数ペア:

[(1, 198228900), (2, 99114450), (3, 66076300), (4, 49557225), (5, 39645780), (6, 33038150), (10, 19822890), (12, 16519075), (15, 13215260), (19, 10433100), (20, 9911445), (25, 7929156), (30, 6607630), (38, 5216550), (50, 3964578), (57, 3477700), (60, 3303815), (75, 2643052), (76, 2608275), (83, 2388300), (95, 2086620), (100, 1982289), (114, 1738850), (150, 1321526), (166, 1194150), (190, 1043310), (228, 869425), (249, 796100), (285, 695540), (300, 660763), (332, 597075), (380, 521655), (415, 477660), (419, 473100), (475, 417324), (498, 398050), (570, 347770), (830, 238830), (838, 236550), (950, 208662), (996, 199025), (1140, 173885), (1245, 159220), (1257, 157700), (1425, 139108), (1577, 125700), (1660, 119415), (1676, 118275), (1900, 104331), (2075, 95532), (2095, 94620), (2490, 79610), (2514, 78850), (2850, 69554), (3154, 62850), (4150, 47766), (4190, 47310), (4731, 41900), (4980, 39805), (5028, 39425), (5700, 34777), (6225, 31844), (6285, 31540), (6308, 31425), (7885, 25140), (7961, 24900), (8300, 23883), (8380, 23655), (9462, 20950), (10475, 18924), (12450, 15922), (12570, 15770)]