196806540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 192

約数和(自身を含む): 656409600

約数和(自身を除く): 459603060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 73, 84, 98, 105, 131, 140, 146, 147, 196, 210, 219, 245, 262, 292, 294, 343, 365, 393, 420, 438, 490, 511, 524, 588, 655, 686, 730, 735, 786, 876, 917, 980, 1022, 1029, 1095, 1310, 1372, 1460, 1470, 1533, 1572, 1715, 1834, 1965, 2044, 2058, 2190, 2555, 2620, 2751, 2940, 3066, 3430, 3577, 3668, 3930, 4116, 4380, 4585, 5110, 5145, 5502, 6132, 6419, 6860, 7154, 7665, 7860, 9170, 9563, 10220, 10290, 10731, 11004, 12838, 13755, 14308, 15330, 17885, 18340, 19126, 19257, 20580, 21462, 25039, 25676, 27510, 28689, 30660, 32095, 35770, 38252, 38514, 42924, 44933, 47815, 50078, 53655, 55020, 57378, 64190, 66941, 71540, 75117, 77028, 89866, 95630, 96285, 100156, 107310, 114756, 125195, 128380, 133882, 134799, 143445, 150234, 179732, 191260, 192570, 200823, 214620, 224665, 250390, 267764, 269598, 286890, 300468, 334705, 375585, 385140, 401646, 449330, 468587, 500780, 539196, 573780, 669410, 673995, 751170, 803292, 898660, 937174, 1004115, 1338820, 1347990, 1405761, 1502340, 1874348, 2008230, 2342935, 2695980, 2811522, 3280109, 4016460, 4685870, 5623044, 6560218, 7028805, 9371740, 9840327, 13120436, 14057610, 16400545, 19680654, 28115220, 32801090, 39361308, 49201635, 65602180, 98403270, 196806540]

約数ペア:

[(1, 196806540), (2, 98403270), (3, 65602180), (4, 49201635), (5, 39361308), (6, 32801090), (7, 28115220), (10, 19680654), (12, 16400545), (14, 14057610), (15, 13120436), (20, 9840327), (21, 9371740), (28, 7028805), (30, 6560218), (35, 5623044), (42, 4685870), (49, 4016460), (60, 3280109), (70, 2811522), (73, 2695980), (84, 2342935), (98, 2008230), (105, 1874348), (131, 1502340), (140, 1405761), (146, 1347990), (147, 1338820), (196, 1004115), (210, 937174), (219, 898660), (245, 803292), (262, 751170), (292, 673995), (294, 669410), (343, 573780), (365, 539196), (393, 500780), (420, 468587), (438, 449330), (490, 401646), (511, 385140), (524, 375585), (588, 334705), (655, 300468), (686, 286890), (730, 269598), (735, 267764), (786, 250390), (876, 224665), (917, 214620), (980, 200823), (1022, 192570), (1029, 191260), (1095, 179732), (1310, 150234), (1372, 143445), (1460, 134799), (1470, 133882), (1533, 128380), (1572, 125195), (1715, 114756), (1834, 107310), (1965, 100156), (2044, 96285), (2058, 95630), (2190, 89866), (2555, 77028), (2620, 75117), (2751, 71540), (2940, 66941), (3066, 64190), (3430, 57378), (3577, 55020), (3668, 53655), (3930, 50078), (4116, 47815), (4380, 44933), (4585, 42924), (5110, 38514), (5145, 38252), (5502, 35770), (6132, 32095), (6419, 30660), (6860, 28689), (7154, 27510), (7665, 25676), (7860, 25039), (9170, 21462), (9563, 20580), (10220, 19257), (10290, 19126), (10731, 18340), (11004, 17885), (12838, 15330), (13755, 14308)]