194915840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 160

約数和(自身を含む): 545054400

約数和(自身を除く): 350138560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 149, 160, 224, 256, 280, 292, 298, 320, 365, 448, 511, 512, 560, 584, 596, 640, 730, 745, 896, 1022, 1043, 1120, 1168, 1192, 1280, 1460, 1490, 1792, 2044, 2086, 2240, 2336, 2384, 2555, 2560, 2920, 2980, 3584, 4088, 4172, 4480, 4672, 4768, 5110, 5215, 5840, 5960, 8176, 8344, 8960, 9344, 9536, 10220, 10430, 10877, 11680, 11920, 16352, 16688, 17920, 18688, 19072, 20440, 20860, 21754, 23360, 23840, 32704, 33376, 37376, 38144, 40880, 41720, 43508, 46720, 47680, 54385, 65408, 66752, 76139, 76288, 81760, 83440, 87016, 93440, 95360, 108770, 130816, 133504, 152278, 163520, 166880, 174032, 186880, 190720, 217540, 261632, 267008, 304556, 327040, 333760, 348064, 380695, 381440, 435080, 534016, 609112, 654080, 667520, 696128, 761390, 870160, 1218224, 1308160, 1335040, 1392256, 1522780, 1740320, 2436448, 2670080, 2784512, 3045560, 3480640, 4872896, 5569024, 6091120, 6961280, 9745792, 12182240, 13922560, 19491584, 24364480, 27845120, 38983168, 48728960, 97457920, 194915840]

約数ペア:

[(1, 194915840), (2, 97457920), (4, 48728960), (5, 38983168), (7, 27845120), (8, 24364480), (10, 19491584), (14, 13922560), (16, 12182240), (20, 9745792), (28, 6961280), (32, 6091120), (35, 5569024), (40, 4872896), (56, 3480640), (64, 3045560), (70, 2784512), (73, 2670080), (80, 2436448), (112, 1740320), (128, 1522780), (140, 1392256), (146, 1335040), (149, 1308160), (160, 1218224), (224, 870160), (256, 761390), (280, 696128), (292, 667520), (298, 654080), (320, 609112), (365, 534016), (448, 435080), (511, 381440), (512, 380695), (560, 348064), (584, 333760), (596, 327040), (640, 304556), (730, 267008), (745, 261632), (896, 217540), (1022, 190720), (1043, 186880), (1120, 174032), (1168, 166880), (1192, 163520), (1280, 152278), (1460, 133504), (1490, 130816), (1792, 108770), (2044, 95360), (2086, 93440), (2240, 87016), (2336, 83440), (2384, 81760), (2555, 76288), (2560, 76139), (2920, 66752), (2980, 65408), (3584, 54385), (4088, 47680), (4172, 46720), (4480, 43508), (4672, 41720), (4768, 40880), (5110, 38144), (5215, 37376), (5840, 33376), (5960, 32704), (8176, 23840), (8344, 23360), (8960, 21754), (9344, 20860), (9536, 20440), (10220, 19072), (10430, 18688), (10877, 17920), (11680, 16688), (11920, 16352)]