202180020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 192

約数和(自身を含む): 677376000

約数和(自身を除く): 475195980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 59, 60, 70, 82, 84, 105, 118, 123, 140, 164, 177, 199, 205, 210, 236, 246, 287, 295, 354, 398, 410, 413, 420, 492, 574, 590, 597, 615, 708, 796, 820, 826, 861, 885, 995, 1148, 1180, 1194, 1230, 1239, 1393, 1435, 1652, 1722, 1770, 1990, 2065, 2388, 2419, 2460, 2478, 2786, 2870, 2985, 3444, 3540, 3980, 4130, 4179, 4305, 4838, 4956, 5572, 5740, 5970, 6195, 6965, 7257, 8159, 8260, 8358, 8610, 9676, 11741, 11940, 12095, 12390, 13930, 14514, 16318, 16716, 16933, 17220, 20895, 23482, 24190, 24477, 24780, 27860, 29028, 32636, 33866, 35223, 36285, 40795, 41790, 46964, 48380, 48954, 50799, 57113, 58705, 67732, 70446, 72570, 81590, 82187, 83580, 84665, 97908, 101598, 114226, 117410, 122385, 140892, 145140, 163180, 164374, 169330, 171339, 176115, 203196, 228452, 234820, 244770, 246561, 253995, 285565, 328748, 338660, 342678, 352230, 410935, 481381, 489540, 493122, 507990, 571130, 685356, 704460, 821870, 856695, 962762, 986244, 1015980, 1142260, 1232805, 1444143, 1643740, 1713390, 1925524, 2406905, 2465610, 2888286, 3369667, 3426780, 4813810, 4931220, 5776572, 6739334, 7220715, 9627620, 10109001, 13478668, 14441430, 16848335, 20218002, 28882860, 33696670, 40436004, 50545005, 67393340, 101090010, 202180020]

約数ペア:

[(1, 202180020), (2, 101090010), (3, 67393340), (4, 50545005), (5, 40436004), (6, 33696670), (7, 28882860), (10, 20218002), (12, 16848335), (14, 14441430), (15, 13478668), (20, 10109001), (21, 9627620), (28, 7220715), (30, 6739334), (35, 5776572), (41, 4931220), (42, 4813810), (59, 3426780), (60, 3369667), (70, 2888286), (82, 2465610), (84, 2406905), (105, 1925524), (118, 1713390), (123, 1643740), (140, 1444143), (164, 1232805), (177, 1142260), (199, 1015980), (205, 986244), (210, 962762), (236, 856695), (246, 821870), (287, 704460), (295, 685356), (354, 571130), (398, 507990), (410, 493122), (413, 489540), (420, 481381), (492, 410935), (574, 352230), (590, 342678), (597, 338660), (615, 328748), (708, 285565), (796, 253995), (820, 246561), (826, 244770), (861, 234820), (885, 228452), (995, 203196), (1148, 176115), (1180, 171339), (1194, 169330), (1230, 164374), (1239, 163180), (1393, 145140), (1435, 140892), (1652, 122385), (1722, 117410), (1770, 114226), (1990, 101598), (2065, 97908), (2388, 84665), (2419, 83580), (2460, 82187), (2478, 81590), (2786, 72570), (2870, 70446), (2985, 67732), (3444, 58705), (3540, 57113), (3980, 50799), (4130, 48954), (4179, 48380), (4305, 46964), (4838, 41790), (4956, 40795), (5572, 36285), (5740, 35223), (5970, 33866), (6195, 32636), (6965, 29028), (7257, 27860), (8159, 24780), (8260, 24477), (8358, 24190), (8610, 23482), (9676, 20895), (11741, 17220), (11940, 16933), (12095, 16716), (12390, 16318), (13930, 14514)]