210547920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:661

約数の個数: 160

約数和(自身を含む): 717704064

約数和(自身を除く): 507156144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 173, 176, 220, 240, 264, 330, 346, 440, 461, 519, 528, 660, 692, 865, 880, 922, 1038, 1320, 1383, 1384, 1730, 1844, 1903, 2076, 2305, 2595, 2640, 2766, 2768, 3460, 3688, 3806, 4152, 4610, 5071, 5190, 5532, 5709, 6915, 6920, 7376, 7612, 8304, 9220, 9515, 10142, 10380, 11064, 11418, 13830, 13840, 15213, 15224, 18440, 19030, 20284, 20760, 22128, 22836, 25355, 27660, 28545, 30426, 30448, 36880, 38060, 40568, 41520, 45672, 50710, 55320, 57090, 60852, 76065, 76120, 79753, 81136, 91344, 101420, 110640, 114180, 121704, 152130, 152240, 159506, 202840, 228360, 239259, 243408, 304260, 319012, 398765, 405680, 456720, 478518, 608520, 638024, 797530, 877283, 957036, 1196295, 1217040, 1276048, 1595060, 1754566, 1914072, 2392590, 2631849, 3190120, 3509132, 3828144, 4386415, 4785180, 5263698, 6380240, 7018264, 8772830, 9570360, 10527396, 13159245, 14036528, 17545660, 19140720, 21054792, 26318490, 35091320, 42109584, 52636980, 70182640, 105273960, 210547920]

約数ペア:

[(1, 210547920), (2, 105273960), (3, 70182640), (4, 52636980), (5, 42109584), (6, 35091320), (8, 26318490), (10, 21054792), (11, 19140720), (12, 17545660), (15, 14036528), (16, 13159245), (20, 10527396), (22, 9570360), (24, 8772830), (30, 7018264), (33, 6380240), (40, 5263698), (44, 4785180), (48, 4386415), (55, 3828144), (60, 3509132), (66, 3190120), (80, 2631849), (88, 2392590), (110, 1914072), (120, 1754566), (132, 1595060), (165, 1276048), (173, 1217040), (176, 1196295), (220, 957036), (240, 877283), (264, 797530), (330, 638024), (346, 608520), (440, 478518), (461, 456720), (519, 405680), (528, 398765), (660, 319012), (692, 304260), (865, 243408), (880, 239259), (922, 228360), (1038, 202840), (1320, 159506), (1383, 152240), (1384, 152130), (1730, 121704), (1844, 114180), (1903, 110640), (2076, 101420), (2305, 91344), (2595, 81136), (2640, 79753), (2766, 76120), (2768, 76065), (3460, 60852), (3688, 57090), (3806, 55320), (4152, 50710), (4610, 45672), (5071, 41520), (5190, 40568), (5532, 38060), (5709, 36880), (6915, 30448), (6920, 30426), (7376, 28545), (7612, 27660), (8304, 25355), (9220, 22836), (9515, 22128), (10142, 20760), (10380, 20284), (11064, 19030), (11418, 18440), (13830, 15224), (13840, 15213)]