245214040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 604661760

約数和(自身を除く): 359447720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 53, 92, 94, 106, 107, 115, 184, 188, 212, 214, 230, 235, 265, 376, 424, 428, 460, 470, 530, 535, 856, 920, 940, 1060, 1070, 1081, 1219, 1880, 2120, 2140, 2162, 2438, 2461, 2491, 4280, 4324, 4876, 4922, 4982, 5029, 5405, 5671, 6095, 8648, 9752, 9844, 9964, 10058, 10810, 11342, 12190, 12305, 12455, 19688, 19928, 20116, 21620, 22684, 24380, 24610, 24910, 25145, 28355, 40232, 43240, 45368, 48760, 49220, 49820, 50290, 56710, 57293, 98440, 99640, 100580, 113420, 114586, 115667, 130433, 201160, 226840, 229172, 231334, 260866, 266537, 286465, 458344, 462668, 521732, 533074, 572930, 578335, 652165, 925336, 1043464, 1066148, 1145860, 1156670, 1304330, 1332685, 2132296, 2291720, 2313340, 2608660, 2665370, 4626680, 5217320, 5330740, 6130351, 10661480, 12260702, 24521404, 30651755, 49042808, 61303510, 122607020, 245214040]

約数ペア:

[(1, 245214040), (2, 122607020), (4, 61303510), (5, 49042808), (8, 30651755), (10, 24521404), (20, 12260702), (23, 10661480), (40, 6130351), (46, 5330740), (47, 5217320), (53, 4626680), (92, 2665370), (94, 2608660), (106, 2313340), (107, 2291720), (115, 2132296), (184, 1332685), (188, 1304330), (212, 1156670), (214, 1145860), (230, 1066148), (235, 1043464), (265, 925336), (376, 652165), (424, 578335), (428, 572930), (460, 533074), (470, 521732), (530, 462668), (535, 458344), (856, 286465), (920, 266537), (940, 260866), (1060, 231334), (1070, 229172), (1081, 226840), (1219, 201160), (1880, 130433), (2120, 115667), (2140, 114586), (2162, 113420), (2438, 100580), (2461, 99640), (2491, 98440), (4280, 57293), (4324, 56710), (4876, 50290), (4922, 49820), (4982, 49220), (5029, 48760), (5405, 45368), (5671, 43240), (6095, 40232), (8648, 28355), (9752, 25145), (9844, 24910), (9964, 24610), (10058, 24380), (10810, 22684), (11342, 21620), (12190, 20116), (12305, 19928), (12455, 19688)]