219839760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:902

約数の個数: 240

約数和(自身を含む): 860730624

約数和(自身を除く): 640890864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 70, 72, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 159, 168, 180, 210, 212, 240, 252, 265, 280, 315, 318, 336, 360, 371, 420, 424, 477, 504, 530, 560, 630, 636, 720, 742, 795, 823, 840, 848, 954, 1008, 1060, 1113, 1260, 1272, 1484, 1590, 1646, 1680, 1855, 1908, 2120, 2226, 2385, 2469, 2520, 2544, 2968, 3180, 3292, 3339, 3710, 3816, 4115, 4240, 4452, 4770, 4938, 5040, 5565, 5761, 5936, 6360, 6584, 6678, 7407, 7420, 7632, 8230, 8904, 9540, 9876, 11130, 11522, 12345, 12720, 13168, 13356, 14814, 14840, 16460, 16695, 17283, 17808, 19080, 19752, 22260, 23044, 24690, 26712, 28805, 29628, 29680, 32920, 33390, 34566, 37035, 38160, 39504, 43619, 44520, 46088, 49380, 51849, 53424, 57610, 59256, 65840, 66780, 69132, 74070, 86415, 87238, 89040, 92176, 98760, 103698, 115220, 118512, 130857, 133560, 138264, 148140, 172830, 174476, 197520, 207396, 218095, 230440, 259245, 261714, 267120, 276528, 296280, 305333, 345660, 348952, 392571, 414792, 436190, 460880, 518490, 523428, 592560, 610666, 654285, 691320, 697904, 785142, 829584, 872380, 915999, 1036980, 1046856, 1221332, 1308570, 1382640, 1526665, 1570284, 1744760, 1831998, 1962855, 2073960, 2093712, 2442664, 2617140, 2747997, 3053330, 3140568, 3489520, 3663996, 3925710, 4147920, 4579995, 4885328, 5234280, 5495994, 6106660, 6281136, 7327992, 7851420, 9159990, 10468560, 10991988, 12213320, 13739985, 14655984, 15702840, 18319980, 21983976, 24426640, 27479970, 31405680, 36639960, 43967952, 54959940, 73279920, 109919880, 219839760]

約数ペア:

[(1, 219839760), (2, 109919880), (3, 73279920), (4, 54959940), (5, 43967952), (6, 36639960), (7, 31405680), (8, 27479970), (9, 24426640), (10, 21983976), (12, 18319980), (14, 15702840), (15, 14655984), (16, 13739985), (18, 12213320), (20, 10991988), (21, 10468560), (24, 9159990), (28, 7851420), (30, 7327992), (35, 6281136), (36, 6106660), (40, 5495994), (42, 5234280), (45, 4885328), (48, 4579995), (53, 4147920), (56, 3925710), (60, 3663996), (63, 3489520), (70, 3140568), (72, 3053330), (80, 2747997), (84, 2617140), (90, 2442664), (105, 2093712), (106, 2073960), (112, 1962855), (120, 1831998), (126, 1744760), (140, 1570284), (144, 1526665), (159, 1382640), (168, 1308570), (180, 1221332), (210, 1046856), (212, 1036980), (240, 915999), (252, 872380), (265, 829584), (280, 785142), (315, 697904), (318, 691320), (336, 654285), (360, 610666), (371, 592560), (420, 523428), (424, 518490), (477, 460880), (504, 436190), (530, 414792), (560, 392571), (630, 348952), (636, 345660), (720, 305333), (742, 296280), (795, 276528), (823, 267120), (840, 261714), (848, 259245), (954, 230440), (1008, 218095), (1060, 207396), (1113, 197520), (1260, 174476), (1272, 172830), (1484, 148140), (1590, 138264), (1646, 133560), (1680, 130857), (1855, 118512), (1908, 115220), (2120, 103698), (2226, 98760), (2385, 92176), (2469, 89040), (2520, 87238), (2544, 86415), (2968, 74070), (3180, 69132), (3292, 66780), (3339, 65840), (3710, 59256), (3816, 57610), (4115, 53424), (4240, 51849), (4452, 49380), (4770, 46088), (4938, 44520), (5040, 43619), (5565, 39504), (5761, 38160), (5936, 37035), (6360, 34566), (6584, 33390), (6678, 32920), (7407, 29680), (7420, 29628), (7632, 28805), (8230, 26712), (8904, 24690), (9540, 23044), (9876, 22260), (11130, 19752), (11522, 19080), (12345, 17808), (12720, 17283), (13168, 16695), (13356, 16460), (14814, 14840)]