203960820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:518

約数の個数: 192

約数和(自身を含む): 699955200

約数和(自身を除く): 495994380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 61, 70, 76, 84, 95, 105, 114, 122, 133, 140, 183, 190, 210, 228, 244, 266, 285, 305, 366, 380, 399, 419, 420, 427, 532, 570, 610, 665, 732, 798, 838, 854, 915, 1140, 1159, 1220, 1257, 1281, 1330, 1596, 1676, 1708, 1830, 1995, 2095, 2135, 2318, 2514, 2562, 2660, 2933, 3477, 3660, 3990, 4190, 4270, 4636, 5028, 5124, 5795, 5866, 6285, 6405, 6954, 7961, 7980, 8113, 8380, 8540, 8799, 11590, 11732, 12570, 12810, 13908, 14665, 15922, 16226, 17385, 17598, 23180, 23883, 24339, 25140, 25559, 25620, 29330, 31844, 32452, 34770, 35196, 39805, 40565, 43995, 47766, 48678, 51118, 55727, 58660, 69540, 76677, 79610, 81130, 87990, 95532, 97356, 102236, 111454, 119415, 121695, 127795, 153354, 159220, 162260, 167181, 175980, 178913, 222908, 238830, 243390, 255590, 278635, 306708, 334362, 357826, 383385, 477660, 485621, 486780, 511180, 536739, 557270, 668724, 715652, 766770, 835905, 894565, 971242, 1073478, 1114540, 1456863, 1533540, 1671810, 1789130, 1942484, 2146956, 2428105, 2683695, 2913726, 3343620, 3399347, 3578260, 4856210, 5367390, 5827452, 6798694, 7284315, 9712420, 10198041, 10734780, 13597388, 14568630, 16996735, 20396082, 29137260, 33993470, 40792164, 50990205, 67986940, 101980410, 203960820]

約数ペア:

[(1, 203960820), (2, 101980410), (3, 67986940), (4, 50990205), (5, 40792164), (6, 33993470), (7, 29137260), (10, 20396082), (12, 16996735), (14, 14568630), (15, 13597388), (19, 10734780), (20, 10198041), (21, 9712420), (28, 7284315), (30, 6798694), (35, 5827452), (38, 5367390), (42, 4856210), (57, 3578260), (60, 3399347), (61, 3343620), (70, 2913726), (76, 2683695), (84, 2428105), (95, 2146956), (105, 1942484), (114, 1789130), (122, 1671810), (133, 1533540), (140, 1456863), (183, 1114540), (190, 1073478), (210, 971242), (228, 894565), (244, 835905), (266, 766770), (285, 715652), (305, 668724), (366, 557270), (380, 536739), (399, 511180), (419, 486780), (420, 485621), (427, 477660), (532, 383385), (570, 357826), (610, 334362), (665, 306708), (732, 278635), (798, 255590), (838, 243390), (854, 238830), (915, 222908), (1140, 178913), (1159, 175980), (1220, 167181), (1257, 162260), (1281, 159220), (1330, 153354), (1596, 127795), (1676, 121695), (1708, 119415), (1830, 111454), (1995, 102236), (2095, 97356), (2135, 95532), (2318, 87990), (2514, 81130), (2562, 79610), (2660, 76677), (2933, 69540), (3477, 58660), (3660, 55727), (3990, 51118), (4190, 48678), (4270, 47766), (4636, 43995), (5028, 40565), (5124, 39805), (5795, 35196), (5866, 34770), (6285, 32452), (6405, 31844), (6954, 29330), (7961, 25620), (7980, 25559), (8113, 25140), (8380, 24339), (8540, 23883), (8799, 23180), (11590, 17598), (11732, 17385), (12570, 16226), (12810, 15922), (13908, 14665)]