1830506720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1567}}^1$

素因数の和:1745

約数の個数: 144

約数和(自身を含む): 5067619200

約数和(自身を除く): 3237112480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 149, 160, 196, 224, 245, 280, 298, 392, 490, 560, 596, 745, 784, 980, 1043, 1120, 1192, 1490, 1567, 1568, 1960, 2086, 2384, 2980, 3134, 3920, 4172, 4768, 5215, 5960, 6268, 7301, 7835, 7840, 8344, 10430, 10969, 11920, 12536, 14602, 15670, 16688, 20860, 21938, 23840, 25072, 29204, 31340, 33376, 36505, 41720, 43876, 50144, 54845, 58408, 62680, 73010, 76783, 83440, 87752, 109690, 116816, 125360, 146020, 153566, 166880, 175504, 219380, 233483, 233632, 250720, 292040, 307132, 351008, 383915, 438760, 466966, 584080, 614264, 767830, 877520, 933932, 1167415, 1168160, 1228528, 1535660, 1634381, 1755040, 1867864, 2334830, 2457056, 3071320, 3268762, 3735728, 4669660, 6142640, 6537524, 7471456, 8171905, 9339320, 11440667, 12285280, 13075048, 16343810, 18678640, 22881334, 26150096, 32687620, 37357280, 45762668, 52300192, 57203335, 65375240, 91525336, 114406670, 130750480, 183050672, 228813340, 261500960, 366101344, 457626680, 915253360, 1830506720]

約数ペア:

[(1, 1830506720), (2, 915253360), (4, 457626680), (5, 366101344), (7, 261500960), (8, 228813340), (10, 183050672), (14, 130750480), (16, 114406670), (20, 91525336), (28, 65375240), (32, 57203335), (35, 52300192), (40, 45762668), (49, 37357280), (56, 32687620), (70, 26150096), (80, 22881334), (98, 18678640), (112, 16343810), (140, 13075048), (149, 12285280), (160, 11440667), (196, 9339320), (224, 8171905), (245, 7471456), (280, 6537524), (298, 6142640), (392, 4669660), (490, 3735728), (560, 3268762), (596, 3071320), (745, 2457056), (784, 2334830), (980, 1867864), (1043, 1755040), (1120, 1634381), (1192, 1535660), (1490, 1228528), (1567, 1168160), (1568, 1167415), (1960, 933932), (2086, 877520), (2384, 767830), (2980, 614264), (3134, 584080), (3920, 466966), (4172, 438760), (4768, 383915), (5215, 351008), (5960, 307132), (6268, 292040), (7301, 250720), (7835, 233632), (7840, 233483), (8344, 219380), (10430, 175504), (10969, 166880), (11920, 153566), (12536, 146020), (14602, 125360), (15670, 116816), (16688, 109690), (20860, 87752), (21938, 83440), (23840, 76783), (25072, 73010), (29204, 62680), (31340, 58408), (33376, 54845), (36505, 50144), (41720, 43876)]