419616400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:382

約数の個数: 180

約数和(自身を含む): 1191947520

約数和(自身を除く): 772331120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 79, 80, 98, 100, 112, 140, 158, 175, 196, 200, 245, 271, 280, 316, 350, 392, 395, 400, 490, 542, 553, 560, 632, 700, 784, 790, 980, 1084, 1106, 1225, 1264, 1355, 1400, 1580, 1897, 1960, 1975, 2168, 2212, 2450, 2710, 2765, 2800, 3160, 3794, 3871, 3920, 3950, 4336, 4424, 4900, 5420, 5530, 6320, 6775, 7588, 7742, 7900, 8848, 9485, 9800, 10840, 11060, 13279, 13550, 13825, 15176, 15484, 15800, 18970, 19355, 19600, 21409, 21680, 22120, 26558, 27100, 27650, 30352, 30968, 31600, 37940, 38710, 42818, 44240, 47425, 53116, 54200, 55300, 61936, 66395, 75880, 77420, 85636, 94850, 96775, 106232, 107045, 108400, 110600, 132790, 149863, 151760, 154840, 171272, 189700, 193550, 212464, 214090, 221200, 265580, 299726, 309680, 331975, 342544, 379400, 387100, 428180, 531160, 535225, 599452, 663950, 749315, 758800, 774200, 856360, 1049041, 1062320, 1070450, 1198904, 1327900, 1498630, 1548400, 1712720, 2098082, 2140900, 2397808, 2655800, 2997260, 3746575, 4196164, 4281800, 5245205, 5311600, 5994520, 7493150, 8392328, 8563600, 10490410, 11989040, 14986300, 16784656, 20980820, 26226025, 29972600, 41961640, 52452050, 59945200, 83923280, 104904100, 209808200, 419616400]

約数ペア:

[(1, 419616400), (2, 209808200), (4, 104904100), (5, 83923280), (7, 59945200), (8, 52452050), (10, 41961640), (14, 29972600), (16, 26226025), (20, 20980820), (25, 16784656), (28, 14986300), (35, 11989040), (40, 10490410), (49, 8563600), (50, 8392328), (56, 7493150), (70, 5994520), (79, 5311600), (80, 5245205), (98, 4281800), (100, 4196164), (112, 3746575), (140, 2997260), (158, 2655800), (175, 2397808), (196, 2140900), (200, 2098082), (245, 1712720), (271, 1548400), (280, 1498630), (316, 1327900), (350, 1198904), (392, 1070450), (395, 1062320), (400, 1049041), (490, 856360), (542, 774200), (553, 758800), (560, 749315), (632, 663950), (700, 599452), (784, 535225), (790, 531160), (980, 428180), (1084, 387100), (1106, 379400), (1225, 342544), (1264, 331975), (1355, 309680), (1400, 299726), (1580, 265580), (1897, 221200), (1960, 214090), (1975, 212464), (2168, 193550), (2212, 189700), (2450, 171272), (2710, 154840), (2765, 151760), (2800, 149863), (3160, 132790), (3794, 110600), (3871, 108400), (3920, 107045), (3950, 106232), (4336, 96775), (4424, 94850), (4900, 85636), (5420, 77420), (5530, 75880), (6320, 66395), (6775, 61936), (7588, 55300), (7742, 54200), (7900, 53116), (8848, 47425), (9485, 44240), (9800, 42818), (10840, 38710), (11060, 37940), (13279, 31600), (13550, 30968), (13825, 30352), (15176, 27650), (15484, 27100), (15800, 26558), (18970, 22120), (19355, 21680), (19600, 21409)]