209033580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 699955200

約数和(自身を除く): 490921620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 61, 70, 82, 84, 105, 122, 123, 140, 164, 183, 199, 205, 210, 244, 246, 287, 305, 366, 398, 410, 420, 427, 492, 574, 597, 610, 615, 732, 796, 820, 854, 861, 915, 995, 1148, 1194, 1220, 1230, 1281, 1393, 1435, 1708, 1722, 1830, 1990, 2135, 2388, 2460, 2501, 2562, 2786, 2870, 2985, 3444, 3660, 3980, 4179, 4270, 4305, 5002, 5124, 5572, 5740, 5970, 6405, 6965, 7503, 8159, 8358, 8540, 8610, 10004, 11940, 12139, 12505, 12810, 13930, 15006, 16318, 16716, 17220, 17507, 20895, 24278, 24477, 25010, 25620, 27860, 30012, 32636, 35014, 36417, 37515, 40795, 41790, 48556, 48954, 50020, 52521, 57113, 60695, 70028, 72834, 75030, 81590, 83580, 84973, 87535, 97908, 105042, 114226, 121390, 122385, 145668, 150060, 163180, 169946, 171339, 175070, 182085, 210084, 228452, 242780, 244770, 254919, 262605, 285565, 339892, 342678, 350140, 364170, 424865, 489540, 497699, 509838, 525210, 571130, 685356, 728340, 849730, 856695, 995398, 1019676, 1050420, 1142260, 1274595, 1493097, 1699460, 1713390, 1990796, 2488495, 2549190, 2986194, 3426780, 3483893, 4976990, 5098380, 5972388, 6967786, 7465485, 9953980, 10451679, 13935572, 14930970, 17419465, 20903358, 29861940, 34838930, 41806716, 52258395, 69677860, 104516790, 209033580]

約数ペア:

[(1, 209033580), (2, 104516790), (3, 69677860), (4, 52258395), (5, 41806716), (6, 34838930), (7, 29861940), (10, 20903358), (12, 17419465), (14, 14930970), (15, 13935572), (20, 10451679), (21, 9953980), (28, 7465485), (30, 6967786), (35, 5972388), (41, 5098380), (42, 4976990), (60, 3483893), (61, 3426780), (70, 2986194), (82, 2549190), (84, 2488495), (105, 1990796), (122, 1713390), (123, 1699460), (140, 1493097), (164, 1274595), (183, 1142260), (199, 1050420), (205, 1019676), (210, 995398), (244, 856695), (246, 849730), (287, 728340), (305, 685356), (366, 571130), (398, 525210), (410, 509838), (420, 497699), (427, 489540), (492, 424865), (574, 364170), (597, 350140), (610, 342678), (615, 339892), (732, 285565), (796, 262605), (820, 254919), (854, 244770), (861, 242780), (915, 228452), (995, 210084), (1148, 182085), (1194, 175070), (1220, 171339), (1230, 169946), (1281, 163180), (1393, 150060), (1435, 145668), (1708, 122385), (1722, 121390), (1830, 114226), (1990, 105042), (2135, 97908), (2388, 87535), (2460, 84973), (2501, 83580), (2562, 81590), (2786, 75030), (2870, 72834), (2985, 70028), (3444, 60695), (3660, 57113), (3980, 52521), (4179, 50020), (4270, 48954), (4305, 48556), (5002, 41790), (5124, 40795), (5572, 37515), (5740, 36417), (5970, 35014), (6405, 32636), (6965, 30012), (7503, 27860), (8159, 25620), (8358, 25010), (8540, 24477), (8610, 24278), (10004, 20895), (11940, 17507), (12139, 17220), (12505, 16716), (12810, 16318), (13930, 15006)]