3988334080

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{491}}^1$

素因数の和:700

約数の個数: 160

約数和(自身を含む): 10146850560

約数和(自身を除く): 6158516480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 167, 190, 256, 304, 320, 334, 380, 491, 512, 608, 640, 668, 760, 835, 982, 1216, 1280, 1336, 1520, 1670, 1964, 2432, 2455, 2560, 2672, 3040, 3173, 3340, 3928, 4864, 4910, 5344, 6080, 6346, 6680, 7856, 9329, 9728, 9820, 10688, 12160, 12692, 13360, 15712, 15865, 18658, 19640, 21376, 24320, 25384, 26720, 31424, 31730, 37316, 39280, 42752, 46645, 48640, 50768, 53440, 62848, 63460, 74632, 78560, 81997, 85504, 93290, 101536, 106880, 125696, 126920, 149264, 157120, 163994, 186580, 203072, 213760, 251392, 253840, 298528, 314240, 327988, 373160, 406144, 409985, 427520, 507680, 597056, 628480, 655976, 746320, 812288, 819970, 1015360, 1194112, 1256960, 1311952, 1492640, 1557943, 1624576, 1639940, 2030720, 2388224, 2623904, 2985280, 3115886, 3279880, 4061440, 4776448, 5247808, 5970560, 6231772, 6559760, 7789715, 8122880, 10495616, 11941120, 12463544, 13119520, 15579430, 20991232, 23882240, 24927088, 26239040, 31158860, 41982464, 49854176, 52478080, 62317720, 99708352, 104956160, 124635440, 199416704, 209912320, 249270880, 398833408, 498541760, 797666816, 997083520, 1994167040, 3988334080]

約数ペア:

[(1, 3988334080), (2, 1994167040), (4, 997083520), (5, 797666816), (8, 498541760), (10, 398833408), (16, 249270880), (19, 209912320), (20, 199416704), (32, 124635440), (38, 104956160), (40, 99708352), (64, 62317720), (76, 52478080), (80, 49854176), (95, 41982464), (128, 31158860), (152, 26239040), (160, 24927088), (167, 23882240), (190, 20991232), (256, 15579430), (304, 13119520), (320, 12463544), (334, 11941120), (380, 10495616), (491, 8122880), (512, 7789715), (608, 6559760), (640, 6231772), (668, 5970560), (760, 5247808), (835, 4776448), (982, 4061440), (1216, 3279880), (1280, 3115886), (1336, 2985280), (1520, 2623904), (1670, 2388224), (1964, 2030720), (2432, 1639940), (2455, 1624576), (2560, 1557943), (2672, 1492640), (3040, 1311952), (3173, 1256960), (3340, 1194112), (3928, 1015360), (4864, 819970), (4910, 812288), (5344, 746320), (6080, 655976), (6346, 628480), (6680, 597056), (7856, 507680), (9329, 427520), (9728, 409985), (9820, 406144), (10688, 373160), (12160, 327988), (12692, 314240), (13360, 298528), (15712, 253840), (15865, 251392), (18658, 213760), (19640, 203072), (21376, 186580), (24320, 163994), (25384, 157120), (26720, 149264), (31424, 126920), (31730, 125696), (37316, 106880), (39280, 101536), (42752, 93290), (46645, 85504), (48640, 81997), (50768, 78560), (53440, 74632), (62848, 63460)]